m
abbreviation
mass.
m
1 American
m
2
American
Symbol, Electricity.
'm
3
American
[m]
/ m /
M
4
American
[em]
/ ɛm /
Or
m
noun
-
M's,
plural
-
Ms,
plural
-
m's,
plural
-
ms
plural
-
the thirteenth letter of the English alphabet, a consonant.
-
any spoken sound represented by the letter M or m, as in my, summer, or him.
-
something having the shape of an M.
-
a written or printed representation of the letter M or m.
-
a device, as a printer's type, for reproducing the letter M or m.
-
Printing. em.
M
5
American
abbreviation
-
mach.
-
Music. major.
-
male.
-
married.
-
Medieval.
-
medium.
-
mega-.
-
Middle.
-
modal auxiliary.
-
modifier.
-
Economics. monetary aggregate: issued periodically by the Federal Reserve Board as various measures of money supply (M-1, M-1A, M-2, etc.).
-
British. motorway (used with a road number to designate a major highway).
the M1.
M
6
American
Symbol.
-
the thirteenth in order or in a series.
-
(sometimes lowercase) the Roman numeral for 1000.
-
Electricity. magnetization.
-
Biochemistry. methionine.
M'-
7
American
m-
8
American
-
(referring especially to the use of wireless electronic devices) mobile.
m-commerce; m-business.
M-
9
American
m.
10
American
abbreviation
m.
11
American
abbreviation
m.
12
American
abbreviation
-
male.
-
(in Germany) mark; marks.
-
married.
-
masculine.
-
Physics. mass.
-
medium.
-
meter.
-
middle.
-
mile.
-
minute.
-
modification of.
-
modulus.
-
molar.
-
month.
-
moon.
-
morning.
-
mouth.
M.
13
American
Or
m.
abbreviation
M.
14
American
abbreviation
-
MM
plural
-
Majesty.
-
Manitoba.
-
markka; markkaa.
-
Marquis.
-
Music. measure.
-
medicine.
-
medium.
-
meridian.
-
Monday.
-
Monsieur.
-
mountain.
m
1
British
/ ɛm /
noun
-
the 13th letter and tenth consonant of the modern English alphabet
-
a speech sound represented by this letter, usually a bilabial nasal, as in mat
'm
2
British
contraction
-
(verb) am
-
(noun) madam
yes'm
m
3
British
symbol
-
metre(s)
-
mile(s)
-
milli-
-
minute(s)
M
4
British
symbol
-
mach
-
medium (size)
-
mega-
-
currency mark(s)
-
million
-
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
-
Middle
-
physics modulus
-
(in Britain) motorway
the M1 runs from London to Leeds
-
-
mature audience (used to describe a category of film certified as suitable for viewing by anyone over the age of 15)
-
( as modifier )
an M film
-
-
logic the middle term of a syllogism
-
physics mutual inductance
-
chem molar
-
1000 See Roman numerals
abbreviation
m-
5
British
prefix
M'-
6
British
prefix
m-
7
British
prefix
m.
8
British
abbreviation
-
cricket maiden (over)
-
male
-
mare
-
married
-
masculine
M.
9
British
abbreviation
-
Majesty
-
(in titles) Member
-
million
-
Also: M. Monsieur
-
mountain
m
Scientific
Other Word Forms
Noun Inflected Forms
Etymology
Origin of m.10
From the Latin word merīdiēs
Origin of m.11
From the Latin word misce
Origin of M.13
From the Latin word merīdiēs
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Moving from a wooden cabin to a much larger high-rise, the new 3000 sq m consulate takes up a prominent location in the middle of downtown Nuuk.
From BBC ● May 22, 2026
These animals were 'crocodile-like' relatives of today's salamanders and frogs and could reach lengths of up to 2 m.
From Science Daily ● Feb. 25, 2026
“I m not sure why he was sanctimonious and agressive when detailing the harvey weinstein allegations,” Epstein wrote. “now watching the overlay , its amazing.”
From Salon ● Feb. 6, 2026
This includes a substantial 354 sq m aisled building to the south east of the villa - which the team believes was either some sort of barn or meeting hall.
From BBC ● Jan. 11, 2026
“At least stay a few days, nwunye m, don’t go back so soon.”
From "Purple Hibiscus" by Chimamanda Ngozi Adichie
This is what people say when I first tell them I ’m on the spectrum.
From Scientific American ● Apr. 7, 2022
“I miss him terribly, but not in the state that he was. He’s at peace, and I ‘m OK with that.
From Seattle Times ● Jan. 7, 2022
I ’m not one to switch bags often, so I have just one that serves as many functions as a bag can have.
From The Verge ● Sep. 8, 2017
I ’m getting real sick of these phone calls.
From Los Angeles Times ● Apr. 21, 2016
"I’ll need you to come straight home after school this week. This is a big one, and I ’m going to need your help, all right?"
From "The Rock and the River" by Kekla Magoon
In later scenes, M has died and S’s main conversation partner is an artificial-intelligence voice agent that was trained on M’s writing.
From The Wall Street Journal ● Sep. 1, 2026
The state-owned body cited the collapse of three of its early investments - including its first, Glasgow-based laser company M Squared.
From BBC ● Aug. 24, 2026
M is not governed by the usual impulses of the civilian; she has no use for love or hate, desire or abnegation.
From Los Angeles Times ● Aug. 24, 2026
M wants his daughter to go to university, and saved every cent so they could move to Iran so she could study there.
From Barron's ● Aug. 11, 2026
I get a V, an M, and a W. Friggin’ fantastic.
From "Red Flags and Butterflies" by Sheryl Azzam
It is hence possible to employ crude cresol, which contains varying quantities of the o-, m-, and p-compounds, in the manufacture of these tanning matters.
From Synthetic Tannins by Georg Grasser
Th-That was F-Father's idea of m-making m- m-merry.
From The Voyage of the Hoppergrass by Edmund Lester Pearson
Similarly, condensation of different samples of crude cresol containing varying quantities of o-, m-, and p-cresol did not yield end-products sufficiently different to justify describing them in detail.
From Synthetic Tannins by Georg Grasser
Benzene, for instance, is easily converted into the m-disulphonic acid by gently heating with fuming sulphuric acid; stronger heating converts the m- into the p-disulphonic acid, and at 190° C. the trisulphonic acid is formed.
From Synthetic Tannins by Georg Grasser
Soft- drink vendors hawked their wares as rebel soldiers slouched atop U.S.-made M- 41 tanks, idly awaiting victory.
From Time Magazine Archive
Another major irritant was introduced last August when the U.S. imposed a ban on the sale of sensitive technology to China, claiming Beijing had violated an international agreement by selling M- 11 missiles to Pakistan.
From Time Magazine Archive
The M- | 11, with a range of about 180 miles, is capable of carrying nuclear warheads.
From Time Magazine Archive
"I reckon I've forgot the name, but the message was that this fellow—Sullivan was his name—was at M-, and if the man had escaped from the wreck would he come to see him."
From The Man in Lower Ten by Mary Roberts Rinehart
The poor little water-tortoises have been killed by drought, and I can’t get any, but I have the two of my own catching for M-.
From Letters from the Cape by Lady Lucie Duff Gordon
Tours: Tuesday through Saturday from 12:45 p.m. to 3 p. m., subject to availability.
From Washington Post ● Feb. 7, 2019
Lobbying groups for bees remain small, but funding from groups such as Project Apis m., which has contributed $6 million toward bee research since 2006, is helping uncover methods to protect bee populations.
From Washington Times ● Aug. 28, 2016
Danielle Downey, director of operations for the nonprofit group Project Apis m., examines bees on a frame.
From National Geographic ● Jun. 27, 2016
FOR MORE: Call The Land of Nod at 800-933-9904 from 8:30 a. m. to 5 p.m.
From Seattle Times ● Jun. 24, 2016
“I joke with you, nwa m. Where would I be today if my chi had not given me a daughter?”
From "Purple Hibiscus" by Chimamanda Ngozi Adichie
As a result, M. aurita is the correct scientific name.
From Science Daily ● Aug. 26, 2026
The Amicus bonus episode revisits a 2021 conversation among Dahlia Lithwick, Judge Edward M. Chen, and Don Tamaki, members of the legal team that overturned Korematsu v.
From Slate ● Aug. 20, 2026
The hearing stemmed from a petition animal services had filed that same month against the dog’s owners, Claire M. Birgy and Erick Krasnoff, and cited four separate and unprovoked biting incidents dating back to 2024.
From Los Angeles Times ● Aug. 13, 2026
"We're advising that you continue to give children a vaccine that has decades of safety data," added Aaron M. Milstone, a member of the AAP Committee on Infectious Diseases.
From Barron's ● Aug. 10, 2026
M. M. C.’s letter is just one of many that deride Joey’s arrival.
From "At Last She Stood" by Erin Entrada Kelly
The bulk of the book, especially the passages from M’s journals, are given to dewy philosophizing on the purpose of creation.
From The Wall Street Journal ● Sep. 1, 2026
It was a feast day and everyone was celebrating, but M's daughter stayed in her room crying.
From Barron's ● Aug. 11, 2026
Woodall and Weisz didn’t discuss M’s relationship with Vladimir during filming.
From Los Angeles Times ● Feb. 26, 2026
The first official, the head of the Military Police’s Investigation and Prisons Branch, said there was no approval to hand over M’s body to his family.
From The Wall Street Journal ● Nov. 19, 2025
The next morning, she pulled out her Rolodex and flipped to the M’s: Manwill, Elizabeth.
From "Little Fires Everywhere" by Celeste Ng
She lived alone in New York, content in the knowledge that Ms Magazine was still publishing.
From BBC ● Sep. 3, 2026
A Travelodge spokesperson said: "We are deeply sorry for Ms Stephenson's experience and how distressing an incident like this can be."
From BBC ● Aug. 8, 2026
Ms Mullan told the court that her heart had been broken into pieces and that the pain and heartbreak was immeasurable.
From BBC ● Jul. 31, 2026
"It is obvious that Ms Ghost, a 49 year old woman, should have appreciated the inappropriateness of her conduct regardless of whether there was any sexual motivation or conduct," the judgement read.
From Barron's ● Jul. 22, 2026
His eyes are red and swollen, but Ms mouth is curled into a small smile.
From "Insurgent" by Veronica Roth
Why is it that the three m’s seem to have so much bipartisan appeal?
From Slate ● Nov. 6, 2020
Ryan, what's the pitching rotation going to look like in a couple years for the m's?
From Seattle Times ● Aug. 18, 2019
Imagine if Ackley had just hesitated, held his ground and then the m's hit into an inning-ending double-play?
From Seattle Times ● Jun. 27, 2011
Among the telltale tidbits scrutinized are the size and slant of the script, how the t's are crossed and whether the m's and n's are round, pointed or wedge-shaped.
From Time Magazine Archive
I was regretful at leaving the elastic Tuscan speech, canorous in its vowels set in emphatic l’s and m’s and the vigorous soft spring of the double consonants.
From The Rhythm of Life by Alice Christiana Thompson Meynell
In Australia, Surfshark’s ping times ranged from 281 to 422 ms, while NordVPN’s latency was lower — between 292 and 406 ms — based on test data.
From Salon ● Mar. 27, 2026
Upload speeds were generally stable, though ping times increased significantly on distant servers — reaching over 500 ms in Australia — which could introduce noticeable lag during gaming or video calls.
From Salon ● Mar. 21, 2026
When small creatures touch the fine trigger hairs on the outside of the door, it opens inwards within 0.5 ms.
From Science Daily ● Nov. 20, 2024
A current of 5.00 A in one is switched off in 1.00 ms, inducing a 9.00 V emf in the other.
From Textbooks ● Aug. 12, 2015
She clung to ms hand, striving to detain him.
From "The Awakening" by Kate Chopin
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
