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Translingual
    
    Etymology 1
    
From the Etruscan letter 𐌌 (m, “em”), from the Ancient Greek letter Μ (M, “my”), derived from the Phoenician letter 𐤌 (m, “mem”), from the Egyptian hieroglyph 𓈖.
Alternative forms
    
- ꟿ (in ancient inscriptions)
See also
    
Etymology 2
    
An alteration of ⋈, from ∞, an alteration of ↀ, an alteration of Ⓧ, from encircling X (the roman numeral for ten) to indicate the hundredth ten.
Numeral
    
M (upper case Roman numeral, lower case m)
- (Roman numerals) Thousand (1000)
- The thousandth (1,000th).
Symbol
    
M
- Abbreviation of mega-.
- (astronomy) Abbreviation of Messier, used in Messier numbers.
- (biochemistry) Abbreviation of methionine, as established by IUPAC.
- (chemistry) Abbreviation of molar (one mole of substance per litre of solvent).
- (mathematical analysis) A generic manifold.
- (group theory) monster group
- (music) major
- (linguistics) mid tone
- (astronomy) mass of a reference body as a unit of measure: M☉ solar mass, M🜨 terrestrial mass, MJ or M♃ jovian mass, ML or M☾ lunar mass
- (usually clothing) medium (the manufactured size)
Usage notes
    
Because of the potential for confusion, the abbreviation for unit "molar" is usually written in italics (M) or in small caps (ᴍ). M for reference mass is usually written in italics.
Gallery
    
- Letter styles
 Uppercase and lowercase versions of M, in normal and italic type Uppercase and lowercase versions of M, in normal and italic type
 Uppercase and lowercase M in Fraktur Uppercase and lowercase M in Fraktur
English
    
    
Pronunciation
    
- IPA(key): /ɛm/
- Audio (UK) - (file) 
- Rhymes: -ɛm
Letter
    
See also
    
Etymology 2
    
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Number
    
M (upper case, lower case m)
- The ordinal number thirteenth, derived from this letter of the English alphabet, called em and written in the Latin script.
Etymology 3
    
Abbreviation.
Noun
    
M (countable and uncountable, plural Ms)
- Initialism of mother.
- Initialism of male.
- Initialism of men. (sign on toilet door)
- Coordinate term: W
 -  2001, Jonathan Franzen, The Corrections:- From the Kierkegaard Room he lopingly careened through a red-carpeted hallway that had previously vouchsafed him a comfort station but this morning seemed all business, no M or W in sight, just salons and boutiques and the Ingmar Bergman Cinema.
 
 
- Initialism of Monday.
- Abbreviation of nautical mile.
- Initialism of million.
- (entomology) Initialism of media.
- (usually clothing, singular only) Initialism of medium (the manufactured size or an item of that size).
- (US, film) A film with the content rating M.
- (slang) Initialism of morphine.
-  1952, Woman's Home Companion, volume 79, page 141:- [Doctors] always carry narcotic prescription blanks and some M with them. M is morphine.
 
-  1956, Jess Stearn, Sisters of the Night: The Startling Story of Prostitution in New York Today, New York: Julian Messner, Inc., page 59:- “Anyway, when he came out of Patsy's room, I grabbed him by the arm and said, ‘Gee whiz, doc, haven't you got a couple of pills for me—even demerol?’ ” / Willie broke off to explain. “That's a synthetic. We call them demmies. If you can't buy H or M, why, demmies will do the trick.”
 
-  1957, Jack Kerouac, On the Road, Viking Press, →OCLC:- That night Marylou took everything in the books; she took tea, goofballs, benny, liquor, and even asked Old Bull for a shot of M, which of course he didn’t give her; he did give her a martini.
 
-  2009, Larry Harrison, Glimpses of a Floating World, page 142:- 'You were going to get me some M,' she whispered in his ear. […] His friend uses morphine, too.
 
 
-  
- (cricket, in batting figures) the number of minutes a player spent at the crease
- (cricket, in bowling figures) the number of maiden overs bowled
- (India, Islam, Internet slang) Initialism of Muslim.
Usage notes
    
The sense "Muslim" is mostly used by Hindutva netizens primarily towards Islamist supporters and Muslim militants.
Coordinate terms
    
Noun
    
- Monsieur
-  1928 May, Paul Morand, “Paris Letter”, in The Dial, volume LXXXIV, number 6, published June 1928, page 508:- I also advise reading the Merlin of M Jean Prévost, published by the N. R. F., a swift audacious picture of post-war love, treated with the grace of a Crébillon or of a Restif de la Bretonne. I could not recommend too highly the Petite Histoire des Juifs which MM Jean and Jérôme Tharaud have just published with Plon.
 
 
-  
Alternative forms
    
Afar
    
    Letter
    
M
- The seventeenth letter in the Afar alphabet.
Azerbaijani
    
    Letter
    
M upper case (lower case m)
Central Franconian
    
    Etymology
    
- /m/ is from West Germanic *m.
Pronunciation
    
- IPA(key): /m/
Letter
    
M
- A letter in the German-based alphabet of Central Franconian.
- A letter in the Dutch-based alphabet of Central Franconian.
Usage notes
    
- In the German-based spelling, m is doubled after short vowels except in certain function words and when the letter is followed by another consonant within the word stem.
- In the Dutch-based spelling, m is doubled after short vowels if the syllable were otherwise open.
Chinese
    
    Etymology 1
    
From English menstruation or menstrual cycle.
Pronunciation
    
Noun
    
M
- (Hong Kong Cantonese, colloquial) menstruation
- (Hong Kong Cantonese, colloquial) menstrual cycle
- (Hong Kong Cantonese, colloquial) menses; menstrual blood
Synonyms
    
	| Variety | Location | Words | 
|---|---|---|
| Formal (Written Standard Chinese) | 月經, 月信, 月事 | |
| Mandarin | Beijing | 月經, 例假 | 
| Taiwan | 月經, 月事, 好朋友, 大姨媽 | |
| Yantai (Muping) | 經脈兒 | |
| Jinan | 月經, 例假 | |
| Wanrong | 月經, 身上 | |
| Xining | 例假 | |
| Wuhan | 好事 | |
| Singapore | 月經, 大姨媽 | |
| Dagudi (Maliba) | 月經, 姊妹 | |
| Reshuitang (Longling) | 大姨媽 | |
| Mae Salong (Lancang) | 月經, 大姨媽 | |
| Mae Sai (Tengchong) | 月經 | |
| Cantonese | Guangzhou | 大姨媽, 姑婆, 例假 | 
| Hong Kong | 月經, 大姨媽, M | |
| Gan | Lichuan | 身上 | 
| Hakka | Miaoli (N. Sixian) | 月期 | 
| Pingtung (Neipu; S. Sixian) | 月期 | |
| Hsinchu County (Zhudong; Hailu) | 月期 | |
| Taichung (Dongshi; Dabu) | 月期 | |
| Hsinchu County (Qionglin; Raoping) | 月期 | |
| Yunlin (Lunbei; Zhao'an) | 月期 | |
| Jin | Taiyuan | 月經 | 
| Min Nan | Xiamen | 月經 | 
| Quanzhou | 月經 | |
| Zhangzhou | 月經 | |
| Kaohsiung | 月經 | |
| Yilan | 月經 | |
| Changhua (Lukang) | 月經 | |
| Taichung | 月事 | |
| Taichung (Wuqi) | 月經 | |
| Tainan | mè-sù, 月經, 驚儂個 | |
| Taitung | 月經 | |
| Hsinchu | 月經 | |
| Penghu (Magong) | 月經 | |
| Singapore (Hokkien) | 月經 | |
| Manila (Hokkien) | 月經 | |
| Jieyang | 老馬 | |
| Wu | Shanghai | 月經, 經水 dated, 老朋友, 老鬼三, 大姨媽 | 
| Ningbo | 大尿, 月家 | |
| Wenzhou | 身上來 | |
Etymology 2
    
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Pronunciation
    
Synonyms
    
Alternative forms
    
Pronunciation
    
Related terms
    
- G (“gigabyte”)
Pronunciation 1
    
Letter
    
M
- The third letter of the Latin alphabet.
Pronunciation 2
    
Usage notes
    
- 《汉语拼音方案》 defines a standard pronunciation for each letter. However, these pronunciations are rarely used in education; another pronunciation is commonly used instead.
- The pronunciation above are only used while referring to letters in Pinyin. They are not used in other context (such as English).
- The official pronunciation defined in 《汉语拼音方案》, ㄝㄇ (ê̄m), is not a valid syllable in Pinyin.
Dutch
    
    Pronunciation
    
- (letter name): IPA(key): /ɛm/
- Audio - (file) 
Esperanto
    
    Pronunciation
    
- (letter name): IPA(key): /mo/
- (phoneme): IPA(key): /m/
- Audio - (file) 
Letter
    
M (upper case, lower case m)
Estonian
    
    Letter
    
M (upper case, lower case m)
French
    
    Pronunciation
    
- IPA(key): /ɛm/
- Audio (Paris) - (file) 
German
    
    Pronunciation
    
- IPA(key): /ʔɛm/
- Audio - (file) 
Noun
    
M f (genitive M, no plural)
- (historical, East Germany) Abbreviation of Mark der DDR.
- Coordinate term: DM
 
Hungarian
    
    Pronunciation
    
- (phoneme): IPA(key): [ˈm]
- (letter name): IPA(key): [ˈɛmː]
Letter
    
M (upper case, lower case m)
Declension
    
| Inflection (stem in -e-, front unrounded harmony) | ||
|---|---|---|
| singular | plural | |
| nominative | M | M-ek | 
| accusative | M-et | M-eket | 
| dative | M-nek | M-eknek | 
| instrumental | M-mel | M-ekkel | 
| causal-final | M-ért | M-ekért | 
| translative | M-mé | M-ekké | 
| terminative | M-ig | M-ekig | 
| essive-formal | M-ként | M-ekként | 
| essive-modal | — | — | 
| inessive | M-ben | M-ekben | 
| superessive | M-en | M-eken | 
| adessive | M-nél | M-eknél | 
| illative | M-be | M-ekbe | 
| sublative | M-re | M-ekre | 
| allative | M-hez | M-ekhez | 
| elative | M-ből | M-ekből | 
| delative | M-ről | M-ekről | 
| ablative | M-től | M-ektől | 
| non-attributive possessive - singular | M-é | M-eké | 
| non-attributive possessive - plural | M-éi | M-ekéi | 
| Possessive forms of M | ||
|---|---|---|
| possessor | single possession | multiple possessions | 
| 1st person sing. | M-em | M-eim | 
| 2nd person sing. | M-ed | M-eid | 
| 3rd person sing. | M-e | M-ei | 
| 1st person plural | M-ünk | M-eink | 
| 2nd person plural | M-etek | M-eitek | 
| 3rd person plural | M-ük | M-eik | 
See also
    
- (Latin-script letters) betű; A a, Á á, B b, C c, Cs cs, D d, Dz dz, Dzs dzs, E e, É é, F f, G g, Gy gy, H h, I i, Í í, J j, K k, L l, Ly ly, M m, N n, Ny ny, O o, Ó ó, Ö ö, Ő ő, P p, R r, S s, Sz sz, T t, Ty ty, U u, Ú ú, Ü ü, Ű ű, V v, Z z, Zs zs. Only in the extended alphabet: Q q W w X x Y y. Commonly used: ch. Also defined: à ë. In surnames (selection): ä aa cz ds eé eö ew oe oó th ts ÿ.
Ido
    
    Pronunciation
    
- IPA(key): /m/
Indonesian
    
    
Letter
    
M (upper case, lower case m)
Italian
    
    Pronunciation
    
- (letter name) IPA(key): /ˈɛm.me/
- Rhymes: -ɛmme
 
- (phonemic realization) IPA(key): /m/
Letter
    
M f or m (invariable, upper case, lower case m)
Latvian
    
    Etymology
    
Proposed in 1908 as part of the new Latvian spelling by the scientific commission headed by K. Mīlenbahs, which was accepted and began to be taught in schools in 1909. Prior to that, Latvian had been written in German Fraktur, and sporadically in Cyrillic.
Pronunciation
    
- IPA(key): [m]
| (file) | 
Malay
    
    Pronunciation
    
- (Name of letter) IPA(key): [ɛm]
- (Phoneme) IPA(key): [m]
Nupe
    
    
Letter
    
M (upper case, lower case m)
Portuguese
    
    Letter
    
M (upper case, lower case m)
Romani
    
    Pronunciation
    
- IPA(key): /m/
Letter
    
M (upper case, lower case m)
See also
    
- (Latin-script letters) A a, B b, C c, D d, E e, F f, G g, H h, X x, I i, J j, K k, Kh kh, L l, M m, N n, O o, P p, Ph ph, R r, S s, T t, Th th, U u, V v, Z z International Standard: (À à, Ä ä, Ǎ ǎ), Ć ć, Ćh ćh, (È è, Ë ë, Ě ě), (Ì ì, Ï ï, Ǐ ǐ), (Ò ò, Ö ö, Ǒ ǒ), Rr rr, Ś ś, (Ù ù, Ü ü, Ǔ ǔ), Ź ź, Ʒ ʒ, Q q, Ç ç, ϴ θ. Pan-Vlax: Č č, Čh čh, Dž dž, (Dź dź), Ř ř, Š š, (Ś ś), Ž ž, (Ź ź).
Saanich
    
    Pronunciation
    
- IPA(key): /m/, /mʼ/
Slovene
    
    Pronunciation
    
- IPA(key): /ɛm/
Letter
    
M (capital, lowercase m)
- The 14th letter of the Slovene alphabet. Preceded by L and followed by N.
Spanish
    
    
Turkish
    
    Letter
    
M (upper case, lower case m)
Vietnamese
    
    Pronunciation
    
- (Hà Nội) IPA(key): [ʔɛ˧˧ məː˨˩], [ʔɛm˧˧ məː˨˩], [məː˨˩]
- (Huế) IPA(key): [ʔɛ˧˧ məː˦˩], [ʔɛm˧˧ məː˦˩], [məː˦˩]
- (Hồ Chí Minh City) IPA(key): [ʔɛ˧˧ məː˨˩], [ʔɛm˧˧ məː˨˩], [məː˨˩]
- Phonetic: e mờ, em mờ, mờ
Letter
    
M (upper case, lower case m)
See also
    
- (Quốc ngữ letters) chữ cái; A a (À à, Ả ả, Ã ã, Á á, Ạ ạ), Ă ă (Ằ ằ, Ẳ ẳ, Ẵ ẵ, Ắ ắ, Ặ ặ), Â â (Ầ ầ, Ẩ ẩ, Ẫ ẫ, Ấ ấ, Ậ ậ), B b, C c (Ch ch), D d, Đ đ, E e (È è, Ẻ ẻ, Ẽ ẽ, É é, Ẹ ẹ), Ê ê (Ề ề, Ể ể, Ễ ễ, Ế ế, Ệ ệ), G g (Gh gh, Gi gi), H h, I i (Ì ì, Ỉ ỉ, Ĩ ĩ, Í í, Ị ị), K k (Kh kh), L l, M m, N n (Ng ng, Ngh ngh, Nh nh), O o (Ò ò, Ỏ ỏ, Õ õ, Ó ó, Ọ ọ), Ô ô (Ồ ồ, Ổ ổ, Ỗ ỗ, Ố ố, Ộ ộ), Ơ ơ (Ờ ờ, Ở ở, Ỡ ỡ, Ớ ớ, Ợ ợ), P p (Ph ph), Q q (Qu qu), R r, S s, T t (Th th, Tr tr), U u (Ù ù, Ủ ủ, Ũ ũ, Ú ú, Ụ ụ), Ư ư (Ừ ừ, Ử ử, Ữ ữ, Ứ ứ, Ự ự), V v, X x, Y y (Ỳ ỳ, Ỷ ỷ, Ỹ ỹ, Ý ý, Ỵ ỵ)
Welsh
    
    Pronunciation
    
- (standard) IPA(key): /ɛm/
- (informal) IPA(key): /m/
 
Letter
    
M (upper case, lower case m)
Mutation
    
- M at the beginning of words mutates to F in a soft mutation, but is unchanged by nasal mutation and aspirate mutation, for example with the word merch (“girl, daughter”):
| Welsh mutation | |||
|---|---|---|---|
| radical | soft | nasal | aspirate | 
| merch | ferch | unchanged | unchanged | 
| Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. | |||
See also
    
- (Latin-script letters) llythyren; A a (Á á, À à, Â â, Ä ä), B b, C c, Ch ch, D d, Dd dd, E e (É é, È è, Ê ê, Ë ë), F f, Ff ff, G g, Ng ng, H h, I i (Í í, Ì ì, Î î, Ï ï), J j, L l, Ll ll, M m, N n, O o (Ó ó, Ò ò, Ô ô, Ö ö), P p, Ph ph, R r, Rh rh, S s, T t, Th th, U u (Ú ú, Ù ù, Û û, Ü ü), W w (Ẃ ẃ, Ẁ ẁ, Ŵ ŵ, Ẅ ẅ), Y y (Ý ý, Ỳ ỳ, Ŷ ŷ, Ÿ ÿ)
Further reading
    
- R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), chapter M, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies
Yoruba
    
    
Letter
    
M (upper case, lower case m)
See also
    
- (Latin-script letters) lẹ́tà; A a (Á á, À à, Ā ā), B b, D d, E e (É é, È è, Ē ē), Ẹ ẹ (Ẹ́ ẹ́, Ẹ̀ ẹ̀, Ẹ̄ ẹ̄), F f, G g, Gb gb, H h, I i (Í í, Ì ì, Ī ī), J j, K k, L l, M m (Ḿ ḿ, M̀ m̀, M̄ m̄), N n (Ń ń, Ǹ ǹ, N̄ n̄), O o (Ó ó, Ò ò, Ō ō), Ọ ọ (Ọ́ ọ́, Ọ̀ ọ̀, Ọ̄ ọ̄), P p, R r, S s, Ṣ ṣ, T t, U u (Ú ú, Ù ù, Ū ū), W w, Y y
Zulu
    
    Letter
    
M (upper case, lower case m)



