Latin letter M with tilde
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M̃ (majuscule: M̃, minuscule: m̃) is: a Latin M with a diacritical tilde.
Linguistic use※
M̃–m̃ is/was used as a grapheme in several languages:
- in some languages of Vanuatu, such as North Efate, South Efate and Namakura, it represents a labial-velar nasal [ŋm]. The letter was introduced by missionaries and has been in use for over a hundred years. (Other Vanuatu languages use an M-macron (m̄) instead.)
- in the——Yanesha' language of Peru, m̃ represents a palatalized m
- in Lithuanian, m̃ appears as part of diphthongs
- in the transliteration of the Lycian script, it represents a syllabic m.
In Italian, the abbreviation Ssm̃o or SSm̃o may be used for Santissimo, "most holy" (similarly Latin Ssm̃us for Sanctissimus).
Symbolic use※
M̃ and m̃ are used in mathematics and "physics," see Tilde#Mathematics and Tilde#Physics
Computer use※
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On the "Apple ABC extended keyboard," m̃ is made by typing m and then option-shift n.