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M

M, or m, is the thirteenth letter of the modern English alphabet and a consonant that produces the bilabial nasal sound /m/, formed by closing the lips while allowing voiced air to pass through the nose.^[1]^[2] It appears in common English words such as "mother," "music," and "mountain," and its pronunciation requires the lips to touch, making it impossible to articulate without this contact.^[3] The letter M traces its origins to ancient writing systems, evolving from Egyptian hieroglyphs depicting wavy lines symbolizing water around 1800 BCE, which the Semites simplified into a form with three peaks.^[4] This Semitic character, known as mem (meaning "water"), entered the Phoenician alphabet around the 11th century BCE as a consonant symbol, later adopted by the Greeks as mu (Μ, μ) around the 9th century BCE, and then adapted into the Latin alphabet as M by the 7th century BCE.^[5] In uppercase form, M visually resembles two joined peaks or mountains, a shape retained from its early iterations. Beyond its alphabetic role, M holds significant uses in numerals and measurements. In the Roman numeral system, the uppercase M denotes 1,000, derived from the Latin mille, and is commonly employed in dates, outlines, and historical contexts.^[6]^[7] As a prefix, "M" signifies "mega," representing one million (10^6) in scientific and metric notations, such as in megabytes (MB) for data storage or megahertz (MHz) for frequency.^[8] These applications underscore M's versatility across linguistics, mathematics, and technology.

Origins and Etymology

Phoenician and Proto-Sinaitic Roots

The letter M originates from the Proto-Sinaitic script, an early alphabetic writing system developed around 1850 BCE by Semitic-speaking workers in the Sinai Peninsula and Egypt.^[9] This script derived its signs acrophonically from Egyptian hieroglyphs, with the Proto-Sinaitic mem evolving from the hieroglyph for water—a wavy line (Gardiner N35) symbolizing ripples or waves on a surface.^[10] The Semitic word for water, mayim or mem, provided the initial /m/ sound, assigning the bilabial nasal consonant value /m/ to this pictographic form.^[9] Archaeological evidence for the Proto-Sinaitic mem appears in inscriptions from Serabit el-Khadim, a turquoise-mining site in southern Sinai with an Egyptian temple to Hathor, first excavated by Flinders Petrie in 1904–1905.^[9] Over 40 such inscriptions, often carved on rock surfaces or statues as votive texts, demonstrate the shift from detailed hieroglyphic-inspired pictograms to simplified, abstract linear symbols, with mem typically rendered as three undulating horizontal lines evoking water waves.^[10] Additional examples from Wadi el-Hol in Middle Egypt, dated to the same period, confirm this form and its consistent /m/ phonetic role in early Semitic texts.^[10] The Phoenician letter mem (𐤌), emerging around the 11th century BCE, directly inherited this Proto-Sinaitic prototype, preserving the meaning "water" (mym) and the characteristic wavy horizontal shape to represent flowing waves.^[11] Standardized in Phoenician inscriptions from sites like Byblos and Tyre, mem maintained the /m/ sound as a core element of the 22-letter abjad, facilitating its spread across the Mediterranean.^[12]

Evolution in Semitic Scripts

The Phoenician letter mem (𐤌), originating from a Proto-Sinaitic pictograph depicting waves of water, profoundly influenced the Hebrew mem (מ), which preserved the bilabial nasal phonetic value /m/ while adapting the form for Canaanite usage around 1000 BCE. In early Hebrew inscriptions, the mem retained a wavy, trilinear appearance similar to its Phoenician predecessor, but as the script standardized, it developed into the block form מ in the square script, characterized by angular lines suitable for inscription on stone and parchment. Cursive variants, used in everyday handwriting from the Hasmonean period onward, featured more connected and flowing strokes, allowing for quicker transcription while maintaining recognizability.^[13] The evolution of the mem within Semitic scripts advanced significantly through the Aramaic square script, adopted by Hebrew scribes during the Babylonian exile and Persian period (sixth to second centuries BCE), transforming the letter into a rigid, block-like glyph with prominent vertical stems and horizontal crossbars for enhanced legibility in administrative and religious texts. This Aramaic-derived form became the foundation for modern Hebrew mem, replacing the earlier Paleo-Hebrew rounded contours, and directly shaped the Syriac mīm (ܡ), which exhibits a similar vertical orientation with looped extensions, reflecting adaptations for the Estrangela and Serto styles used in Christian Syriac literature from the first century CE onward.^[14]^[15] Imperial Aramaic, standardized under the Achaemenid Empire (550–330 BCE) as an administrative lingua franca, disseminated the mem's square form across vast territories, influencing the Pahlavi script in Persian contexts where it served as a heterogram-based system for Middle Persian inscriptions and texts, and extending to the Indian subcontinent via Achaemenid outposts, where it contributed to the right-to-left Kharosthi script employed in Prakrit documents from the third century BCE. In some Semitic systems, such as Hebrew gematria, the mem has a numerical value of 40.^[16]^[17]^[18] This number evokes themes of trial and completion in interpretive traditions, linked to biblical events like the flood's duration of 40 days.^[19] A key orthographic innovation in Hebrew, retained from Aramaic influences, is the final form of mem known as mem sofit (ם), employed exclusively at word endings to denote closure; this closed, quadrilateral shape contrasts with the open medial mem (מ), providing aesthetic balance and preventing visual ambiguity in continuous text.^[20]

Historical Development

Greek and Etruscan Adoption

The Greek letter mu (Μ, μ) originated from the Phoenician mem (𐤌) during the late 9th to early 8th century BCE, as the Greeks adapted the Semitic alphabet for their language, retaining the bilabial nasal /m/ sound while transforming the original wavy form—depicting water—into a more angular, vertical structure composed of three to five strokes. This evolution is evident in early inscriptions, where the letter's design simplified for inscription on hard surfaces, with the Ionic variant standardizing a four-stroked upright form by the 5th century BCE.^[21]^[22]^[23] In archaic Greek dialects prior to standardization around the 4th century BCE, regional variations included the letter san (Ϻ), an M-like symbol used in Doric and other western scripts to represent the sibilant /s/ sound, competing with sigma (Σ) and highlighting the fluidity of early alphabetic forms. San's shape closely resembled mu but served a distinct phonetic role, appearing in inscriptions from Crete and other areas until it fell out of use with the adoption of the classical Ionian alphabet.^[24]^[25] The Etruscan adaptation of M (𐌌) occurred around the 8th to 7th century BCE through contact with Greek colonists, specifically borrowing from the Chalcidian alphabet variant, which featured a streamlined three-stroke design diverging from the more complex Greek mu. This form is attested in key inscriptions, including the Pyrgi Tablets from the 5th century BCE, where it consistently denotes /m/ in trilingual dedications to deities.^[26]^[27]^[28] Across both scripts, the /m/ phoneme remained stable, reflecting faithful transmission of the sound value from Phoenician origins. In Greek usage, the lowercase mu (μ) emerged during the Hellenistic period (circa 323–31 BCE) as scribes developed cursive styles for papyrus, enabling faster writing and distinguishing it from the monumental uppercase form.^[29]^[30]

Latin Alphabet Integration

The letter M was adopted into the Old Latin alphabet around the 7th century BCE through the intermediary of the Etruscan script, which itself borrowed from the Greek mu via the Western Greek alphabet used in colonies like Cumae.^[31] In its early form, the Old Latin M initially appeared in a five-stroke variant but quickly evolved to a characteristic four-stroke configuration consisting of two outer vertical strokes connected by two inner horizontal strokes, distinguishing it from the more rounded Greek predecessor and solidifying its role in Roman monumental and everyday writing. This angular form reflected the practical needs of inscriptional carving on stone and metal, where sharp, chisel-friendly lines ensured durability and legibility. Early evidence of M's use in Roman inscriptions dates to the 6th century BCE, as seen in the Duenos inscription on a three-handled ceramic vessel (kernos) discovered on Rome's Quirinal Hill, where the letter appears in archaic Old Latin text reading "duenos" (possibly meaning "good" or a proper name).^[32] By the 1st century CE, during the classical period, the form of M had standardized into the familiar block-like shape still recognized today, with evenly spaced strokes and symmetrical proportions, as evidenced in public monuments like the Ara Pacis and Trajan's Column, where it contributed to the monumental square capitals (capitalis quadrata) style.^[31] This evolution marked M's fixation as a core element of the Roman writing system, adapting from the variable archaic scripts to a more uniform classical archetype that supported the expanding literary and administrative demands of the empire. In the classical Latin alphabet, M occupied the 13th position, following L and preceding N, maintaining a consistent phonetic value as the bilabial nasal consonant /m/, as in the word manus ("hand"), pronounced approximately [ˈma.nʊs]. This sound was bilabial throughout, with minimal variation except in nasal assimilation contexts before other consonants, underscoring its reliability in representing the Indo-European m phoneme in Latin vocabulary. The letter's uppercase form dominated formal texts, but the development of Roman cursive scripts—particularly New Roman Cursive from the 3rd century CE onward—influenced the transition to lowercase variants by introducing more fluid, connected strokes for the minuscule m. Roman cursive, used extensively in non-monumental documents like legal papyri and wax tablets, featured a two- or three-humped m with descending strokes, which persisted into late antiquity and directly shaped medieval minuscule scripts.^[33] By the 8th century CE, under the Carolingian reforms led by Alcuin of York, this cursive-derived form evolved into the rounded, two-peaked lowercase m of Caroline minuscule, characterized by a single ascender on the initial stroke and smoother arches, laying the foundation for the modern printed and handwritten m in Latin-derived alphabets.^[34] This progression from rigid inscriptional M to the versatile cursive minuscule m facilitated the preservation and dissemination of Latin texts through the medieval period, bridging classical Roman writing with subsequent European scribal traditions.

Phonetic and Orthographic Use

In the English Language

In the English alphabet, M is the 13th letter and is pronounced as the diphthong /ɛm/ in isolation.^[35] It represents the primary phoneme /m/, a voiced bilabial nasal consonant produced by closing the lips and allowing air to escape through the nose, as in the word "mother."^[36] This sound is one of the most stable consonants in English phonology, occurring consistently across dialects without significant variation.^[37] English orthography employs M according to specific rules that reflect its phonetic role and historical borrowings. To indicate a short vowel before a single syllable word or stressed syllable ending in /m/, the letter is often doubled as "mm," as in "hammer" or "summer," preventing misinterpretation of vowel length.^[38] In certain loanwords from Greek and French, such as "mnemonics" or "pneumonia," the initial M is silent, with pronunciation beginning at the following consonant due to etymological retention of original forms.^[39] These silent instances are rare and typically confined to specific clusters like "mn" at the start of words.^[40] The letter M appears with a frequency of approximately 2.4% in typical English text, making it moderately common among consonants.^[41] It frequently forms part of productive prefixes like "mis-," denoting incorrectness or opposition, as in "misunderstand" or "misplace," and suffixes like "-ment," which nominalizes verbs to indicate result or action, as in "government" or "development."^[42] These affixes contribute to M's prevalence in derived words, enhancing its utility in word formation.^[43] Historically, the representation of the /m/ sound via the letter M has shown remarkable consistency from Old English to Modern English, even amid major phonological changes like the Great Vowel Shift. For example, the Old English word mǣl, meaning a fixed time or portion of food, evolved into the modern "meal" while retaining the initial M unchanged, illustrating the letter's orthographic stability.^[44] This endurance traces back briefly to its adoption from the Latin alphabet, where M similarly denoted the bilabial nasal.^[45]

In Other Indo-European Languages

In Romance languages, which derive their alphabets from Latin, the letter "m" typically represents the bilabial nasal consonant /m/, similar to its pronunciation in many other European languages. In French, "m" is pronounced as /m/, as in mer ("sea"), where the lips close to allow nasal airflow. However, "m" often contributes to nasalization when following a vowel at the end of a word or before another consonant, producing nasal vowels such as /ɑ̃/ in amant or /ɔ̃/ in nom, without the "m" itself being articulated as a separate consonant. In Spanish, "m" is likewise /m/, but it forms a labial stop cluster /mb/ before "b" or "v", as in ambos ("both"), where the nasal assimilates to the following bilabial position. Among Germanic languages, "m" consistently denotes /m/, maintaining the bilabial nasal sound inherited from Proto-Germanic. In German, it is pronounced identically to English /m/, exemplified by Mann ("man"), with no significant allophonic variation in standard High German. Old Norse, a North Germanic ancestor, influenced English vocabulary through Viking settlements, introducing or reinforcing "m"-initial words like meek (from Old Norse mjukr, "soft") and contributing to the shared phonetic stability of /m/ across Germanic tongues. In Slavic languages using the Cyrillic script, which adapted the Greek letter mu for "м", the sound remains /m/, a straightforward bilabial nasal without devoicing or other shifts common to some Slavic consonants. Russian exemplifies this, with "м" pronounced as /m/ in words like мать ("mother"), where it appears in various positions without altering its core articulation. Indo-Iranian languages, drawing from Proto-Indo-European roots, employ "m" for /m/ in their scripts, often combined with vowels to form syllables. In Sanskrit, represented by Devanagari म, the basic form is /m/ as in ma (approximated as /mə/ in schwa-like neutral vowels), used in roots denoting concepts like "mother" (mātṛ). Sanskrit nasals like म are unaspirated and may assimilate to adjacent sounds, but do not acquire aspiration themselves, reflecting the language's system where aspiration applies to plosives. While the phoneme /m/ is shared across Indo-European branches, the scripts for Indo-Iranian languages like Sanskrit derive from the indigenous Brahmi tradition, independent of the Greek and Latin alphabets.

In Non-Indo-European Languages

In Uralic languages, such as Finnish, the letter "m" represents the bilabial nasal consonant /m/ and was adopted into the Latin-based alphabet during the 19th-century standardization of Finnish orthography, influenced by Swedish linguistic traditions under which Finland had long been governed.^[46] For example, in the word maa ("earth" or "land"), "m" is pronounced as a clear /m/ sound, consistent with Finnish's largely phonetic spelling system that assigns each letter a predictable value.^[47] Within the Sino-Tibetan language family, the letter "m" appears in romanized systems like Pinyin for Mandarin Chinese, where it denotes the initial /m/ sound, as in mā ("mother"), though the traditional logographic script (hanzi) does not employ an alphabetic "m" and instead uses characters like 妈 for the same word.^[48] In Tibetan, a distinct script features the consonant མ (ma), pronounced as /ma/ with inherent vowel qualities, serving as a foundational syllable in words like ma ("mother"), and reflecting the abugida structure where consonants carry an implicit /a/ unless modified.^[49] In Afro-Asiatic languages beyond Semitic branches, such as ancient Egyptian's descendant Coptic, the letter Ⲙ (majuscule) or ⲙ (minuscule) corresponds to /m/ and derives from the Greek letter mu (Μ/μ), integrated into the Coptic alphabet around the 2nd-3rd centuries CE along with other Greek letters and Demotic supplements for native sounds.^[50] This bilabial nasal sound appears in Coptic words for concepts like "mother" (ⲙⲁⲓ, mai), maintaining phonetic continuity from earlier Egyptian forms while the script itself draws primarily from Greek uncials with Demotic supplements for native sounds.^[51] Austronesian languages like Hawaiian incorporated "m" through the imposition of the Latin alphabet by American Protestant missionaries in the early 19th century, who developed a simplified 12-letter orthography in 1822 to facilitate Bible translation and literacy.^[52] In Hawaiian, "m" is pronounced as /m/, as in mauna ("mountain"), aligning with the language's straightforward consonant inventory and vowel-heavy phonology.^[53]

Symbolic and Numerical Uses

As a Roman Numeral

In the Roman numeral system, M denotes the value of 1,000, derived from the Latin word mille, meaning "thousand."^[54]^[55] It functions additively when combined with other symbols, as in MC, which equals 1,100 (1,000 + 100).^[54] The symbol M has been in use since the Roman Republican era, appearing in inscriptions, trade records, and on coins to represent large quantities.^[55] By the 1st century CE, the overall Roman numeral system, including M's role in additive and subtractive combinations, had become standardized across the empire.^[56] Today, M features prominently in modern applications of Roman numerals, such as engraving dates on monuments—for instance, MDCCCLXXVI (1,000 + 500 + 300 + 70 + 6 = 1,876) marks the U.S. centennial year on the Statue of Liberty's cornerstone—numbering sections in outlines and documents, and displaying hours on analog clock faces.^[57]^[58]^[58] Subtractive notation involving M is limited to specific pairings, where a smaller value precedes it for subtraction; for example, CM equals 900 (1,000 - 100), but M does not precede symbols like I or X for subtraction, adhering to rules that restrict such operations to designated combinations like I before V/X, X before L/C, and C before D/M.^[54]^[56]

In Mathematics and Science

In mathematics, the letter M is commonly used to denote the median in statistics, representing the middle value in an ordered dataset that separates the higher half from the lower half.^[59] For a dataset with an odd number of observations, the median is the central value; for an even number, it is the average of the two central values. This notation aids in summarizing central tendency, particularly in distributions skewed by outliers.^[60] In linear algebra, uppercase M frequently symbolizes a matrix, as in the eigenvalue equation M \mathbf{v} = \lambda \mathbf{v}, where \mathbf{v} is an eigenvector and \lambda is the corresponding eigenvalue, illustrating how matrices transform vectors while preserving direction up to scaling.^[61] In physics, lowercase m denotes mass, a fundamental property of matter quantified in kilograms, central to Newton's second law of motion expressed as \mathbf{F} = m \mathbf{a}, where \mathbf{F} is net force and \mathbf{a} is acceleration.^[62] This relation quantifies how mass resists changes in motion under applied forces. Uppercase M represents molar mass, the mass of one mole of a substance in grams per mole, bridging atomic-scale properties to macroscopic measurements in thermodynamic and kinetic analyses.^[63] In astronomical contexts, M also signifies absolute magnitude, a standardized measure of an object's intrinsic brightness as observed from 10 parsecs, contrasting with apparent magnitude to assess luminosity independent of distance.^[64] In chemistry, M stands for molarity, a concentration unit defined as moles of solute per liter of solution (mol/L), essential for stoichiometric calculations in reactions and dilutions.^[65] For instance, a 1 M solution contains 1 mole of solute in 1 liter, facilitating precise formulation of reagents.^[66] In astronomy, the prefix M designates objects in the Messier catalog, a compilation of 110 deep-sky phenomena compiled by Charles Messier in the 18th century to aid comet identification. Notable examples include M31, the Andromeda Galaxy, a spiral galaxy approximately 2.5 million light-years distant and the nearest major galaxy to the Milky Way.^[67] This catalog remains a foundational reference for amateur and professional observers, highlighting nebulae, clusters, and galaxies.

In Music and Arts

In musical notation, the letter M commonly appears as part of dynamic markings derived from Italian terminology, where "mezzo" indicates a moderate level of volume. For instance, "mp" denotes mezzo-piano, meaning moderately soft, while "mf" signifies mezzo-forte, meaning moderately loud; these abbreviations guide performers on intensity without extremes like piano (soft) or forte (loud).^[68]^[69] Such markings, introduced in the Baroque era and standardized in the 19th century, allow composers to specify nuanced expressions in scores, as seen in works by Beethoven and later symphonists.^[68] In the visual arts, M serves as an initial in artists' signatures and monograms, enhancing personal identification on canvases. Claude Monet, for example, frequently incorporated his initial M into elaborate cursive signatures, blending it with floral motifs or dates to authenticate Impressionist paintings like those from his Giverny series.^[70] The letter also holds symbolic prominence in corporate logos, such as Metro-Goldwyn-Mayer's (MGM), where stacked Ms frame the roaring lion emblem, evoking the studio's foundational merger in 1924 and its cinematic legacy.^[71] Within literature, M functions as an abbreviation for "Mademoiselle" (Mlle.), a title for unmarried women in French texts, reflecting social conventions in 19th-century novels by authors like Balzac or Zola.^[72] It occasionally marks chapter divisions in manuscripts or printed books, serving as a sequential letter in alphabetical indexing for narrative sections. In poetry, the letter's nasal quality inspires onomatopoeic representations of humming or murmuring sounds, as in words like "mmm" that mimic sustained vibrations, echoing the phonetic hum in verses by Romantic poets.^[73] Culturally, M denoted a film rating under the Motion Picture Association of America (MPAA) system introduced on November 1, 1968, signaling "Suggested for Mature Audiences" with parental discretion advised; this category bridged general and restricted viewings before being replaced by the GP rating in 1970 and then renamed PG in 1972.^[74]

Descendants in Latin-Derived Alphabets

The standard uppercase M and lowercase m of the Latin alphabet serve as the primary forms in most modern Latin-derived writing systems, particularly those of Western European languages such as English, French, German, Spanish, Italian, and Portuguese, where they consistently represent the voiced bilabial nasal consonant /m/. These unmodified letters form the thirteenth position in the 26-letter alphabet and appear without alteration in everyday orthography, typography, and digital encoding for these languages.^[75] In various non-European Latin-derived alphabets, particularly those developed for African languages, diacritic-modified variants of M and m have been introduced to accommodate tonal, prosodic, or phonetic distinctions not present in the standard Latin script. For example, Ḿ and ḿ (M with acute accent) are used in orthographies for languages like Dii (Cameroon) to mark high tone on the nasal sound.^[76] These characters appear in general requirements for African Latin orthographies, though specific uses vary. Similarly, Ṁ and ṁ (M with dot above) and Ṃ and ṃ (M with dot below) are included in sets for West African systems to indicate articulatory features or in transliterations.^[76] These modifications ensure precise representation of local phonologies within the Latin framework. The tilde variant M̃ and m̃ (M with tilde) occurs in select Latin-based orthographies to denote nasalization or palatalization. In Lithuanian, m̃ features in diphthong representations, such as in archaic or dialectal spellings and dictionaries, to indicate circumflex (tilde) intonation on stressed syllables.^[77] It also appears in the orthography of Pacific languages like Lewo (Vanuatu), where m̃ transcribes a prenasalized bilabial nasal [ŋm] or [ŋmʷ], reflecting adaptations for Austronesian phonetics.^[78] In South American indigenous languages, such as Yanesha' (Peru), m̃ signifies a palatalized nasal /mʲ/. Phonetic extensions derived from M, such as ɱ (m with hook), function as descendants in specialized Latin-derived systems, primarily for transcribing the voiced labiodental nasal /ɱ/. This symbol is incorporated into orthographies for African languages, including proposals in the 1928 Africa Alphabet for Bantu and Khoisan-influenced scripts, where it distinguishes the labiodental articulation from the standard bilabial /m/. It appears in phonetic descriptions of sounds in English and other European languages as allophones.^[79] Additionally, Ɯ and ɯ (turned M forms) serve as vowel symbols in some African and Asian Latin orthographies, representing the close back unrounded vowel /ɯ/, as seen in adaptations for various tonal systems.^[79] In historical European contexts, such as insular scripts derived from Latin (e.g., in medieval Irish or Old English manuscripts), M retained its angular, two-peaked form but evolved stylistically without introducing new diacritics, influencing modern typographic variants in Celtic languages. These descendants highlight the adaptability of the Latin M to diverse phonological needs across global Latin-script traditions.

Ancestors in Ancient Scripts

In parallel development, Sumerian cuneiform, one of the earliest writing systems dating to circa 3000 BCE, employed signs like mu (𒈬) and mi (𒈪) to represent bilabial nasal sounds akin to /m/, often in syllabic contexts for words involving similar phonetic elements, though these wedge-shaped forms did not directly influence the Latin alphabet. These signs highlight independent early notations for the /m/ sound in Mesopotamian scripts, contrasting with the pictographic evolution in Egyptian-derived systems. The Northeastern Iberian script, used by pre-Roman Iberian peoples from the 5th century BCE to the 1st century CE in the eastern Iberian Peninsula, featured a dedicated sign for /m/ (often rendered as two converging vertical strokes with a crossbar, similar to 𐌡), which evolved convergently with Mediterranean alphabets but independently, likely under Phoenician trade influences without direct derivation from Latin forms.^[80] Among Germanic peoples, the Proto-Runic alphabet, emerging around the 2nd century CE, included the rune ᛗ (mannaz), denoting /m/ and named after the Proto-Germanic word for "man" or "humanity," with its vertical, angular design adapted for inscription on wood or stone from earlier Italic scripts rather than the horizontal waves of Semitic origins.^[81]

Ligatures, Abbreviations, and Diacritics

In historical typography, ligatures involving the letter M were employed to enhance the visual harmony of text, particularly in early printed works. For instance, in Aldine Press editions from the late 15th and early 16th centuries, ligatures combining M with letters like N or U created slightly enlarged forms that contributed to an uneven yet pleasing rhythm in typesetting.^[82] These were less prevalent than common pairs like FI or FL but served similar purposes in joining strokes for smoother reading flow. Additionally, the em dash (—), a versatile punctuation mark used for interruptions or emphasis, originated from the "em" unit in metal type, defined as the approximate width of a capital M to standardize spacing.^[83] Abbreviations derived from M often denote titles or professional qualifications. In French, M. abbreviates Monsieur, a formal address for "Mister" or "Sir," always followed by a period and used before surnames in official or polite correspondence.^[84] Similarly, in English, Mr. shortens Mister, tracing its root to the same honorific tradition. The designation M.D., affixed to physicians' names since the early 18th century, expands to Medicinae Doctor in Latin, signifying "Doctor of Medicine" and denoting completion of medical training.^[85] Diacritics modify M to represent specific phonetic values in linguistic transliterations. The dot below, as in ṃ, denotes the anusvara in Sanskrit and Pali romanization, indicating a homorganic nasal sound that assimilates to following consonants rather than a distinct /m/.^[86] This mark, positioned under the letter, facilitates accurate pronunciation of nasalized syllables in Indic scripts. In medieval scribal practices, abbreviations using M conserved parchment and expedited writing in Latin manuscripts. A macron (¯) over M, as in m̄, commonly suspended endings like -anu or -anum, abbreviating words such as "manu" (by hand) or "manum" (hand, accusative).^[87] Superscript M or a tilde over related positions often signaled omitted nasals like M or N, as in forms of "imperpetuum" (forever), where the mark hovered above vowels to imply the missing consonant.^[88] These conventions varied by scribe and region but were widespread in legal and religious texts from the 12th to 15th centuries.

Encodings and Representations

In Computing and Digital Standards

In the Unicode Standard, the uppercase form of the letter M is encoded as U+004D LATIN CAPITAL LETTER M in the Basic Latin block, while the lowercase form is U+006D LATIN SMALL LETTER M.^[89] For compatibility with East Asian text layouts, a fullwidth variant Ｍ exists at U+FF2D FULLWIDTH LATIN CAPITAL LETTER M, designed to occupy a full character cell width in proportional fonts.^[90] The UTF-8 encoding for U+004D (uppercase M) consists of the single byte 4D in hexadecimal, allowing efficient representation in byte-oriented systems. In HTML documents, the basic forms can be inserted using numeric character references such as M for uppercase M or m for lowercase m, using numeric character references such as Ṁ for the accented form with a circumflex (U+1E40 LATIN CAPITAL LETTER M WITH CIRCUMFLEX). Digital font rendering of M exhibits stylistic differences across typeface families; in serif fonts like Times New Roman, the glyph typically includes short perpendicular strokes (serifs) at the endpoints of its two vertical stems and connecting arches, enhancing readability in print, whereas sans-serif fonts like Arial present a simplified, unembellished rectangular form with uniform stroke widths for modern screen displays. Kerning in professional fonts adjusts the space between M and neighboring characters—for instance, tightening the gap when M precedes a narrow letter like I or follows a rounded one like O—to achieve optical evenness and prevent visual crowding.^[91] In programming environments that support Unicode literals, such as Java, Python, or JavaScript, the uppercase M can be embedded in strings via escape sequences like \u004D, facilitating internationalization and cross-platform consistency. The Unicode Standard version 15.0, released in September 2022, maintains and extends support for mathematical variants of M within the Mathematical Alphanumeric Symbols block (U+1D400–U+1D7FF), including forms like 𝑀 (U+1D446 MATHEMATICAL BOLD ITALIC CAPITAL M) used in technical typesetting for variables and operators.

In Non-Digital Systems

In non-digital communication systems, the letter M is represented through various tactile, visual, and gestural methods that predate or operate independently of electronic encoding, enabling transmission in environments without digital infrastructure. In International Morse code, standardized by the International Telecommunication Union (ITU), the letter M is signaled as two consecutive dashes (--), each dash lasting three times the duration of a dot, with a space between them equal to one dot's duration. This auditory or visual flashing representation, using sound or light, facilitates long-distance communication, such as in maritime or amateur radio signaling. Braille, a tactile writing system developed for the visually impaired, represents M using a six-dot cell with dots 1, 3, and 4 raised, denoted as ⠍ in Unicode for reference but embossed on paper or other media. This pattern, part of the English Braille grade-1 alphabet, allows blind individuals to read by touch, with the configuration positioned in the standard 2x3 grid of the cell. Semaphore flag signaling, a visual method employed in naval and military contexts, denotes M by holding two flags (typically red and yellow, divided diagonally) with both arms extended horizontally to the sides—left arm to the left and right arm to the right—parallel to the ground, forming a straight line across the body at shoulder height.^[92] This position, one of eight basic arm configurations resembling clock faces, ensures clear line-of-sight recognition from afar, often used for ship-to-ship or shore-based messaging. In American Sign Language (ASL), the manual alphabet's handshape for the letter M (corresponding to its phonetic /m/ sound) involves the dominant hand forming a fist where the index, middle, and ring fingers extend straight and together, while the thumb rests across the pinky finger folded into the palm; the hand is then held in front of the chin with the fingertips pointing forward. This gestural form, integral to deaf community communication, emphasizes the bilabial consonant's articulation point. Gregg shorthand, a phonetic stenography system, symbolizes the consonant sound /m/ with a simple, rightward-curving line resembling a small, shallow arc or plate outline, written lightly and connected fluidly to adjacent strokes for efficiency in note-taking. This cursive representation, designed for rapid transcription by court reporters and journalists, prioritizes legibility and speed over full letter forms.

References

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The Letter "M" in the English Alphabet | LanGeek
"M" is the thirteenth letter of the English alphabet. It is also a consonant. Consonants are the letters that are produced by stopping the letter from flowing ...Missing: facts | Show results with:facts
[2]
The Letter M | sofatutor.com
The letter M is the thirteenth letter in the English alphabet. · It creates the consonant sound /m/ found in many words. · Recognizing the uppercase "M" and ...Introduction to the Letter M · Understanding the Letter M...Missing: facts | Show results with:facts
[3]
26 Fascinating Facts About Every Letter in the English Alphabet
Feb 15, 2024 · You can't say the letter M without your lips touching. Go ahead and try it! Then, give the hardest words to pronounce in the English language a ...
[4]
The Origin of the English Alphabet (and all its 26 letters)
The origin of the letter 'M' was the wavy vertical lines with five peaks to symbolize water according to the Egyptians. In 1800 BC the Semites reduced the lines ...Missing: facts | Show results with:facts
[5]
Table of the Phoenician Alphabet - Phoenicia.org
M consonant, M, Around 1700 B.C. this letter was used to represent m consonant. After 900 B.C. the Greeks borrowed the sign from Phoenician andreversed/curved ...
[6]
Phoenician alphabet and language - Omniglot
Dec 11, 2023 · The Phoenician alphabet developed from the Proto-Canaanite alphabet, during the 15th century BC. Before then the Phoenicians wrote with a cuneiform script.<|separator|>
[7]
How to Write M Roman Numerals in Numbers?
Since M is the fundamental symbol for Roman numerals, it represents the number 1000.<|separator|>
[8]
What does M and MM stand for? - Accounting Coach
Definition of M. The Roman numeral M is often used to indicate one thousand. Example of M. An expense of $60,000 could be written as $60M. Internet ...
[9]
What Does M And MM Mean In Accounting?
The Roman numeral M is used to indicate units in thousands. For example, an annual salary of $60,000 might appear as $60k instead of $60M.
[10]
[PDF] Simons, F. (2011) „Proto-Sinaitic – Progenitor of the Alphabet ...
In this article I will attempt to show how the world's first alphabetic script – proto-Sinaitic – developed and will offer some thoughts as to its likely date.
[11]
[PDF] Revisiting the Encoding of ProtoSinaitic in Unicode
Jul 30, 2019 · ProtoSinaitic is an independent script. Although ProtoSinaitic signs may have been derived from. Egyptian Hieroglyphs, the values and function ...
[12]
[PDF] Barry B. Powell - Duke University
Thus the Phoenician grapheme that we call by the Hebrew name mem "water". 7 ... The invention of the Greek alphabet, "the first true alphabet," was highly.
[13]
[PDF] Alphabet
the Proto-Sinaitic script. *. 2) The Proto-Sinaitic script was to a great extent inspired by the Egyptian hieroglyphs. But the phonetic values of the Proto-.
[14]
(PDF) The Birth and Evolution of the Alphabet: From Pictograms to ...
The findings show that around 1000 BCE, the Hebrews adapted the Phoenician alphabet into Old Hebrew, maintaining its 22 letters while eventually incorporating ...
[15]
The Transformation of Hebrew Script: From Paleo-Hebrew to Aramaic
May 29, 2025 · During the Second Temple period, Aramaic script slowly replaces Old Hebrew to the extent that the rabbis even disqualify a Torah scroll written in Old Hebrew.
[16]
Aramaic - Gorgias Encyclopedic Dictionary of the Syriac Heritage
Aramaic itself consists of a great number of language forms (and indeed languages), spoken and written in many different scripts over a period of 3000 years.
[17]
ARAMAIC - Encyclopaedia Iranica
Aramaic and the Iranian languages. We have no evidence that any text in an Iranian language was written in Aramaic script during the reign of the Achaemenids; ...
[18]
Empires, Languages, and Scripts in the Perso-Indian World
Jan 11, 2024 · This article examines earlier millennia to uncover the dynamics by which imperial systems managed linguistic diversity and how and why they favored and ...<|separator|>
[19]
[PDF] “Gematria in the Hebrew Bible”
Gematria, the application of numerical values to letters (and larger units) has served historically as an important tool for interpreting the Torah and was.
[20]
Final Forms of Hebrew Letters (Sofit Letters)
Nov 27, 2010 · For example, the word שָׁלוֹם (“peace”) ends with a Mem Sofit (ם), giving the word a balanced visual closure. Similarly, אֶ֫רֶץ (“land”) ends with a ...
[21]
The Arabic Writing System - Arabic Without Walls
The writing system they used was eventually adopted by the ancient Greeks, perhaps in the 9th century BCE. In the Phoenician writing system, each symbol ...
[22]
[PDF] the rise of the greek alphabet - Deep Blue Repositories
... origin of Phrygian script. Ruijgh57 proves that the letter-names were borrowed from Phoenician, since Phoenician rôš. 'head' is clearly the origin of ῥῶ ...
[23]
https://brill.com/downloadpdf/display/title/39060.pdf
[24]
[PDF] Boufalis - Local Scripts in Archaic Macedonia
The letter san (M) is largely a characteristic of the alphabets used in Doric regions, and in the developed Greek scripts it is mutually exclusive with sigma, ...
[25]
[PDF] BCJ-Volume-33.pdf - Classics | Brown
Furthermore, Corinth utilized san (Ϻ) as /s/ instead of sigma; LH. Jeffery posited that san was originally pronounced /z/, and that the. Doric dialects (like ...<|control11|><|separator|>
[26]
Etruscan - Mnamon - Scuola Normale Superiore
The Euboean-Chalcidian variant of the Greek alphabet in use among the earliest colonists to Campania was at first adopted in its entirety by the Etruscans ...
[27]
The Latin alphabet derives from Greek Chalcidian - BRISTOLGREEKS
Nov 15, 2018 · The Latin alphabet derives from the Greek Chalcidian alphabet. The Etruscans adopted the Greek alphabet from Greek colonies at Pithekoussai ...
[28]
The Etruscan Texts of the Pyrgi Golden Tablets Certainties and ...
... Etruscan text of the Pyrgi tablets independently from the Phoenician text. ... As for =m, it would be the Etruscan adversative clitic conjunction =m, =um.
[29]
Notes on the Development of the Greek Alphabet
The Phoenicians wrote in horizontal lines from right to left, beginning a new line from the right when they had finished the preceding one. In early Greek ...
[30]
Getting to Grips with Greek – Part I: Achieving the Alphabet
Aug 25, 2022 · The story of lower-case letters starts with the increase in papyrus and ink as common writing materials, the hard lines of the capitals giving ...
[31]
Latin - Mnamon - Scuola Normale Superiore
The Latin alphabet comes from the Greek alphabet through Etruscan intermediation. In the classical period the Latin alphabet was formed by 23 letters. The date ...
[32]
https://www.historyofinformation.com/detail.php?id=125
[33]
The History of m - Medieval Writing
In the pre-Carolingian minuscule scripts or National Hands, m follows the New Roman cursive model, with some minor variants on the treatment of the feet. In a ...
[34]
Uncial / Half-Uncial (Historical Background and How To)
May 25, 2016 · Uncial lettering is a modification that stems from Old Roman Cursive. There are five distinct letters that move away from a square type of writing and have ...Missing: evolution | Show results with:evolution
[35]
[PDF] Handouts for Conversation Partners: Pronunciation
It offers a consistent way to know how a word is pronounced even if the spelling isn't phonetic. It is a universal system for understanding pronunciation. For ...
[36]
2.6 Classifying Consonants – Essentials of Linguistics
English has three nasal sounds at those same three places of articulation: the bilabial nasal [m], the alveolar nasal [n], and the velar nasal [ŋ].
[37]
[PDF] The Consonants of American English - UCI Open
How do we describe consonants? Consonants are sounds in which the air stream meets some obstacles in the mouth on its way up from the lungs, as we learned ...
[38]
[PDF] The place and value of rules in spelling instruction
The following words meet the above requirements and double the final consonant: marred, marring, plodded, plodding, plotted, plotting. Note that this principle ...
[39]
Silent Letters in English: A Guide With Examples - Grammarly
Dec 30, 2024 · Exceptions to common silent letter rules. While 40% of English words featuring silent letters follow patterns, roughly 60% of words do not.
[40]
Why English Has Words With Silent Letters - Quick and Dirty Tips
Aug 20, 2015 · The same thing happens with the Greek root mnem-, meaning “mind.” The M is silent in mnemonic, but in the word amnesia, it gets pronounced as ...
[41]
Letter Frequencies in English
Relative frequencies of letters ; m, 0.02406, u, 0.02758 ; n, 0.06749, m, 0.02406 ; o, 0.07507, w, 0.02360.
[42]
Phonetic differences between mis- and dis- in English prefixed and ...
For English, Baker et al. (2007) found that the prefix mis has longer duration in words where it functions as a productive morpheme (e.g., mistimes) than in ...
[43]
120 Root Words, Prefixes, and Suffixes PDF List - Literacy In Focus
Jun 11, 2024 · Example Words ; magn, large; great, magnify, magnitude, magnificent ; mal, bad; evil, malady, malaria, malice ; man, hand, manicure, manage, manual.
[44]
Meal - Etymology, Origin & Meaning
Originating from Old English mæl (meal), from Proto-Germanic *mela- meaning "fixed time" and Proto-Indo-European *me- "to measure," meal means a fixed time ...
[45]
https://www.departments.bucknell.edu/linguistics/publish/05lect06a.html
[46]
The History of Writing - Title - Penn Linguistics
... Finland, Latin and Swedish, but not Finnish, were used in Finnish universities. Being written in itself came to symbolize prestige for -- even confer ...
[47]
[PDF] document be - ERIC
It is well-known that the phonological character of Finnish orthography has been aided by the fact that the literary tradition was born fairly late in Finland ...
[48]
[PDF] A Guide to the Chinese (Pinyin) Spelling System-How to Pronounce ...
• The initial “m” in the syllable “Ma”. • The initial “j” in the syllable ... Example Chinese Names. • Wang Liangbi. • Zhu Yuan. • Ren Yongchang. • Yin ...
[49]
1.1 The Consonants གསལ་བྱེད་སུམ་ཅུ། – Basic Tibetan
Noun, cow. 9. མ།, Noun, mother. 10. ཝ ... It's used in Classical Tibetan, Modern Standard Tibetan, and regional dialects with slight pronunciation differences.
[50]
The Coptic Language - CopticChurch.net
... origin of these Greek letters can be traced back to the old Egyptian letters. Whereas the last 7 letters are a modification from Demotic letters (table 2).
[51]
Coptic language and alphabet - Omniglot
Jun 1, 2025 · ... alphabet containing a number of extra letters for sounds not found in Greek. The extra letters come from the Demotic form of the Egyptian script ...
[52]
[PDF] A Closer Look at the First Hawaiian Primer (1822)1 - ScholarSpace
Mar 17, 2017 · The Alphabet, an 1822 booklet prepared by the missionaries in Hawai'i, opened the door to a major intellectual and cultural revolution—Hawaiian ...
[53]
How Hawaiians Saved Their Language | Folklife Today
May 24, 2017 · He is famous as a builder of schools. The alphabet, created first by missionaries, had developed over time to use 12 letters from the Roman ...
[54]
Roman numerals - The National Archives
Ml = 1000 (mille) · MM or MlMl = 2000 (1000+1000) (mille+mille) ...Missing: thousand | Show results with:thousand
[55]
History of the Roman Numerals - World History Edu
Mar 19, 2019 · Roman numerals are a numeral system developed in ancient Rome, using letters from the Latin alphabet (I, V, X, L, C, D, M) to represent numbers.How Are Large Numbers... · Classical Usage And Modern... · Usage In The Modern Era
[56]
Roman Numerals: Conversion, Meaning & Origins - Live Science
Originally, the Greek letter phi — Φ — represented this value. It was sometimes represented as a C, I and backwards C, like this: ...
[57]
How to Write MDCCCLXXVI Roman Numerals? - Cuemath
For example, MDCCCLXXVI Roman numerals are equivalent to the number 1876. The roman numerals related to MDCCCLXXVI are given below: MDCCCLXX = 1000 + 800 + ...
[58]
Roman Numerals Chart & Converter | History & Uses - UNRV.com
The system uses a combination of letters from the Latin alphabet to represent numbers. The basic symbols are I, V, X, L, C, D, and M, which represent 1, 5, 10, ...Roman Numerals Tattoo · LV Roman Numerals · LVI Roman Numerals · XXVI
[59]
Mean, Median and Mode - GeeksforGeeks
Oct 29, 2025 · The letter "M" is commonly used to represent the median of a dataset, whether it's for a population or a sample. This notation simplifies the ...
[60]
https://www.learnalberta.ca/content/memg/index.html?term=Division03/Median%20%28Statistics%29/index.html
[61]
7.1: Eigenvalues and Eigenvectors of a Matrix - Math LibreTexts
Mar 27, 2023 · We often use the special symbol $\lambda$ instead of $k$ when referring to eigenvalues. In Example $\PageIndex{1}$, the values $10$ and ...
[62]
Newton's laws of motion - Force, Mass, Acceleration - Britannica
Oct 11, 2025 · For a body whose mass m is constant, it can be written in the form F = ma, where F (force) and a (acceleration) are both vector quantities. If a ...
[63]
3.3: Molar Mass - Chemistry LibreTexts
Jul 1, 2014 · Physics: 1 amu = m(16O)/16; Chemistry: 1 amu = m(O)/16. Chemists used oxygen in the naturally occurring isotopic distribution as the reference.Introduction · Molecular Weight, Atomic... · Accurate Mass · Molar Mass
[64]
Magnitudes and distance
We denote absolute magnitude by an upper case M. As before, we denote such magnitudes measured through a V filter by the subscript V. The absolute magnitude ...
[65]
13.6: Specifying Solution Concentration- Molarity
Jul 28, 2025 · The symbol for molarity is M or moles/liter. Chemists also use square brackets to indicate a reference to the molarity of a substance. For ...
[66]
How to calculate molarity (article) | Khan Academy
Molarity has units of mol liter ‍ , which can be abbreviated as molar or M ‍ (pronounced "molar"). The molar concentration of the solute is sometimes ...
[67]
Messier 31 (The Andromeda Galaxy) - NASA Science
M31 is located in the constellation Andromeda and is best observed in November. Boasting an apparent magnitude of 3.1, the galaxy can be seen with the naked ...
[68]
Other Aspects of Notation – Open Music Theory - VIVA's Pressbooks
The Italian word mezzo means “moderately.” Musicians say mezzo forte to mean moderately loud and mezzo piano to mean moderately quiet. The Italian suffix ...
[69]
https://www.m5music.hk/en/musical-term/dynamic-marking-en/
[70]
Examples of Claude Monet signatures and dates.
This one is signed on the lower left. Whether he signed on the left or right, Monet often signed his name flush with the horizontal edge of the canvas.
[71]
Armorial Gold Heraldry Symbolism
MULLET (star): Usually 5 pointed however, in French heraldry the mullet is a six-pointed star. It usually represents the rowel of a spur. The mullet is also ...
[72]
Mullet - DrawShield
Mullet. (fr. molette): this bearing is generally taken to represent the rowel of a spur, and in modern French heraldry is called molette d'éperon.
[73]
MGM Logo and symbol, meaning, history, PNG, brand - 1000 Logos
Sep 26, 2025 · It was originally the symbol of Goldwyn's company, and the motto for Metro-Goldwyn-Mayer was borrowed from them: “Art for Art's Sake”. This lion ...
[74]
The dangerous meanings of mademoiselle | French Together
Mademoiselle is the French equivalent of “Miss.” It has traditionally been used to address unmarried women but its use is now considered problematic.Missing: chapter markers
[75]
Example of Onomatopoeia for word hum
Definition of the onomatopoeic word 'hum'. ; 1 a · to utter a sound like that of the speech sound \m\ prolonged ; b · to make the natural noise of an insect in ...
[76]
Motion Picture Ratings | The First Amendment Encyclopedia
Jan 1, 2009 · MPAA has five rating categories. The new ratings system began with four categories: G (general audiences), M (mature audiences, changed in 1969 ...
[77]
Movie Ratings Explained — Origins & How They've Changed
Aug 7, 2022 · The M rating was only used between 1968-1970 when it was replaced by the GP rating, which stood for “General Public.” However, the GP rating was ...
[78]
Latin Alphabet: Languages That Use It & Variations
Feb 4, 2025 · The origins of the Latin writing system are believed to be in the Etruscan alphabet, which was derived from the Greek alphabet around the 7th ...
[79]
Entry - Character Requirements for African (Latin) Orthographies
Dec 18, 2012 · LATIN CAPITAL LETTER M WITH ACUTE. 1E3F, LATIN SMALL LETTER M WITH ACUTE. 1E40, LATIN CAPITAL LETTER M WITH DOT ABOVE. 1E41, LATIN SMALL LETTER ...
[80]
[PDF] ISO/IEC JTC1/SC2/WG2 N4191 - Unicode
Dec 5, 2011 · This rule gives us some more letter-accent combinations not provided by Unicode: l̃, m̃, r̃ (the letter с, luckily, already exists). There are some ...
[81]
Lewo language and alphabet - Omniglot
Apr 19, 2023 · The orthography used in the alphabet chart below comes from Robert ... Notes. At the ends of words k, p and t may be unreleasd: [k̚], [p̚], [t̚]; m̃ ...
[82]
Latin Extended-B - Unicode
African letters for clicks. These click letters are from the Khoisan tradition. See also the bilabial click 0298 and the velar click 029E. 01C0 ...
[83]
[PDF] L2/15-012 - Unicode
The north-eastern Iberian script is attested in the north-eastern quarter of the Iberian. Peninsula from the second half of the 5th century B.C. to the 1st ...
[84]
[PDF] THE ORIGIN OF THE RUNES* - by Henrik Williams
Around the turn of the century the Greek alphabet was suggested as the source for the runes, chiefly by Otto von Friesen and Sophus Bugge, recently revived and ...
[85]
To bind: Ligatures in Aldine Type | Folger Shakespeare Library
May 9, 2019 · The m, n, and u ligatures, for example, are slightly larger than the individual letters, giving the type a pleasingly uneven spread. Aldus ...
[86]
The Ins and Outs of Em Dashes and En Dashes
May 22, 2022 · An em dash derives its name from being the approximate width of a capital M. It can function like a comma, parenthesis, or colon.
[87]
The essential guide to French abbreviations
Feb 15, 2021 · Abbreviations of French titles M. – Monsieur (Mr./Mister). Note that unlike the other titles on this list, M. is always followed by a period. ...Missing: MD | Show results with:MD
[88]
https://www.nottingham.ac.uk/manuscriptsandspecialcollections/researchguidance/medievaldocuments/letterformsandabbreviations.aspx
[89]
Other sounds | Learn Sanskrit Online
The anusvāra is a “pure nasal” sound that has no equivalent in English. You can approximate it by pronouncing m while pressing your tongue against the roof of ...
[90]
How to Read Medieval Handwriting (Paleography)
This section introduces you to some of the most common abbreviations you will find in Middle English texts. A macron (¯) over a letter indicates a missing "m" ...
[91]
Letter forms and abbreviations - The University of Nottingham
On this page you will find lots of advice about unfamiliar letters, surprisingly-shaped letters, and abbreviations.
[92]
[PDF] C0 Controls and Basic Latin - The Unicode Standard, Version 17.0
→ A71D ꜝ modifier letter raised exclamation mark. 0022. " QUOTATION MARK ... 004D M LATIN CAPITAL LETTER M. → 2133 ℳ script capital m. → 216F Ⅿ roman ...
[93]
[PDF] Halfwidth and Fullwidth Forms - The Unicode Standard, Version 17.0
FF2D M FULLWIDTH LATIN CAPITAL LETTER M. ≈ <wide> 004D M. FF2E N FULLWIDTH ... FF4D m FULLWIDTH LATIN SMALL LETTER M. ≈ <wide> 006D m. FF4E n ...
[94]
Kerning and tracking - Adobe Help Center
May 28, 2018 · Kerning is the process of adding or subtracting space between specific pairs of characters. Tracking is the process of loosening or tightening a block of text.Missing: M | Show results with:M
[95]
[PDF] Semaphore Flag Alphabet - National Museum of the Marine Corps
The signalman uses semaphore flags to convey a series of let- ters to another by extending his arms in various positions; the signal pattern resembles a clock ...

M