In Washo, lower-case ⟨m⟩ represents a typical em sound, while upper-case ⟨M⟩ represents a voiceless em sound. Constable, Peter (2003-09-30). "L2/03-174R2: Proposal to Encode Phonetic Symbols with Middle Tilde in the UCS" (PDF). Archived (PDF) from the original on 2017-10-11 . Retrieved 2018-03-24.

M often represents male or masculine, especially in conjunction with F for female or feminine. [4] [5] Ruppel, Klaas; Aalto, Tero; Everson, Michael (2009-01-27). "L2/09-028: Proposal to encode additional characters for the Uralic Phonetic Alphabet" (PDF). Archived (PDF) from the original on 2017-10-11 . Retrieved 2018-03-24. The Roman numeral M represents the number 1000, though it was not used in Roman times. There is, however, scant evidence that the letter was later introduced in the early centuries A.D. by the Romans. [3] The letter ⟨m⟩ represents the bilabial nasal consonant sound [ m] in the orthography of Latin as well as in that of many modern languages, and also in the International Phonetic Alphabet. In English, the Oxford English Dictionary (first edition) says that ⟨m⟩ is sometimes a vowel, in words like spasm and in the suffix -ism. In modern terminology, this is described as a syllabic consonant (IPA [m̩]). M is the fourteenth most frequently used letter in the English language.The Teuthonista phonetic transcription system uses U+AB3A ꬺ LATIN SMALL LETTER M WITH CROSSED-TAIL [9]

Archaic M was used in ancient Roman texts to abbreviate the personal name 'Manius' (A regular capital M was used for the more common personal name 'Marcus') [11] Figure Two: "Representative selection of proto-Sinaitic characters with comparison to Egyptian hieroglyphs", (p. 38) a b Perry, David J. (2006-08-01). "L2/06-269: Proposal to Add Additional Ancient Roman Characters to UCS" (PDF). Archived (PDF) from the original on 2019-06-14 . Retrieved 2018-03-24. In typography, an em dash is a punctuation symbol whose width is equal to that of a capital letter M.a b c d "M definition and meaning". Collins English Dictionary. Archived from the original on 27 February 2021 . Retrieved 9 February 2021. Figure Three: "Chart of all early proto-Canaanite letters with comparison to proto-Sinaitic signs" (p. 39), Everson, Michael; etal. (2002-03-20). "L2/02-141: Uralic Phonetic Alphabet characters for the UCS" (PDF). Archived (PDF) from the original on 2018-02-19 . Retrieved 2018-03-24. M, or m, is the thirteenth letter in the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is em (pronounced / ˈ ɛ m/), plural ems. [1] History Egyptian hieroglyph "n"