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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.
In Washo, lower-case ⟨m⟩ represents a typical em sound, while upper-case ⟨M⟩ represents a voiceless em sound. a b c d "M definition and meaning". Collins English Dictionary. Archived from the original on 27 February 2021 . Retrieved 9 February 2021.
m is the standard abbreviation for metre (or meter) in the International System of Units (SI). [4] However, m is also used as an abbreviation for mile. [5] 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] 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. Gordon, Arthur E. (1983). Illustrated Introduction to Latin Epigraphy. University of California Press. pp. 45. ISBN 9780520038981 . Retrieved 3 October 2015. roman numerals. Figure Two: "Representative selection of proto-Sinaitic characters with comparison to Egyptian hieroglyphs", (p. 38)
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] 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.Some symbols related to M were used by the Uralic Phonetic Alphabet prior to its formal standardization in 1902: [8]
a b c d e "What does M stand for?". The Free Dictionary. Archived from the original on 25 November 2020 . Retrieved 9 February 2021. Constable, Peter (2004-04-19). "L2/04-132 Proposal to add additional phonetic characters to the UCS" (PDF). Archived (PDF) from the original on 2017-10-11 . Retrieved 2018-03-24.In typography, an em dash is a punctuation symbol whose width is equal to that of a capital letter M.