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Definition of M in English :

Define M in English

M meaning in English

Meaning of M in English

Pronunciation of M in English

M pronunciation in English

Pronounce M in English

M

see synonyms of m

Noun

1. m, meter, metre

the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards)

2. m, molar concentration, molarity

concentration measured by the number of moles of solute per liter of solution

3. 1000, chiliad, g, grand, k, m, one thousand, thou, thousand, yard

the cardinal number that is the product of 10 and 100

4. m, mb, megabyte

a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes

5. m, mb, mebibyte, megabyte, mib

a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes

6. m

the 13th letter of the Roman alphabet

Adjective

7. 1000, k, m, one thousand, thousand

denoting a quantity consisting of 1,000 items or units

WordNet Lexical Database for English. Princeton University. 2010.

M

see synonyms of m
nounWord forms: plural m's, M's or Ms
1. 
the 13th letter and tenth consonant of the modern English alphabet
2. 
a speech sound represented by this letter, usually a bilabial nasal, as in mat
symbol for
1. 
metre(s)
2. 
mile(s)
3. 
milli-
4. 
minute(s)
symbol for
1. 
mach
2. 
medium (size)
3. 
mega-
4. currency
mark(s)
5. 
million
6. astronomy
Messier catalogue; a catalogue published in 1784, in which 103 nebulae and clusters are listed using a numerical system
M13 is the globular cluster in Hercules
7. 
Middle
8. physics
modulus
9. 
(in Britain) motorway
the M1 runs from London to Leeds
10. (in Australia)
a. 
mature audience (used to describe a category of film certified as suitable for viewing by anyone over the age of 15)
b. 
(as modifier)
an M film
11. logic
the middle term of a syllogism
12. physics
mutual inductance
13. chemistry
molar
14. (Roman numeral)
1000
Roman numerals
abbreviation for
15. 
Malta (international car registration)
abbreviation for
1. cricket
maiden (over)
2. 
male
3. 
mare
4. 
married
5. 
masculine
abbreviation for
1. 
Majesty
2. 
(in titles) Member
3. 
million
4. Also: MWord forms: plural MM. or MM French
Monsieur
5. 
mountain
contraction of
1. (verb)
am
2. (noun)
madam
yes'm

Collins English Dictionary. Copyright © HarperCollins Publishers

M

see synonyms of m
noun
a Roman numeral for 1,000: with a superior bar (57470), 1,000,000
1.  Bible
Maccabees
2. 
male
3. 
Manitoba
4. 
March
5. 
mark (a coin)
6. 
Marquis
7. 
married
8. 
May
9. 
medieval
10. 
medium
11. 
mega-
12.  Astronomy
Messier catalog
13.  Chemistry
metal
14.  Music
mezzo
15.  Physics
momentum
16. 
Monday
17. 
Monsieur
18.  Electricity
mutual inductance
19. 
noon
A.M., P.M.
nounWord forms: plural M's or m's
1. 
the thirteenth letter of the English alphabet: from the Greek mu, derived ultimately from the Phoenician
2. 
any of the speech sounds that this letter represents, as, in English, the (m) of milk or stratagem
3. 
a type or impression for m or M
4. 
the thirteenth in a sequence or group
5.  Printing
an em (Example: a “57409 dash” is a dash that is one em long)
6. 
an object shaped like M
adjective
7. 
of m or M
8. 
thirteenth in a sequence or group
9. 
shaped like M
1. 
male
2. 
manual
3. 
mark (a coin)
4. 
married
5. 
masculine
6.  Physics
a. 
mass
b. 
modulus
7. 
medium
8. 
meridian
9. 
meter(s)
10. 
mile(s)
11. 
mill(s)
12. 
milli-
13. 
million(s)
14. 
minim
15. 
minute(s)
16. 
month
17. 
moon
18. 
morning
19. 
noon
a.m., p.m.

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

M

see synonyms of m
The symbol for the Roman numeral 1,000.
n. pl. m's or M's also ms or Ms
1. The 13th letter of the modern English alphabet.
2. Any of the speech sounds represented by the letter m.
3. The 13th in a series.
4. Something shaped like the letter M.
abbr.
1. Printing em
2. Bible Maccabees
3. Mach number
4. male
5. married
6. medium
7. meridian
8. Latin meridies (noon)
9. metal
10. middle
11. middle term
12. Sports midfielder
13. million
14. M Chemistry molarity
15. Physics moment
16. Monday
17. Monsieur
18. month
19. mutual inductance
abbr.
1. Grammar masculine
2. Physics mass
3. meter (measurement)
4. mile
5. minute
6. also M Physics modulus
7. m Chemistry molality
Contraction of am: I'm feeling fine.
abbr.
1. master
2. mill (currency)
3. minim

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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