mm
millimeter; millimeters.
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mm
1 American
mM
2
American
mm.
3
American
abbreviation
mm.
4
American
abbreviation
-
Music. measures.
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millimeter; millimeters.
MM.
5
American
abbreviation
M.M.
6
American
abbreviation
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Master Mason.
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Master Mechanic.
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Master of Music.
MM
1
British
abbreviation
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Military Medal
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the French equivalent of Messrs
mm
2
British
symbol
abbreviation
mm
3
British
abbreviation
mm
Scientific
Etymology
Origin of mm.
From the Latin word millia
Vocabulary lists containing mm
Scrabble: Two-Letter Words
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Scrabble: Words with no Vowels
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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.
The 600 mm rocket launchers, which have a purported range of around 260 miles, were cited as a top goal by Kim at a rare Workers’ Party meeting last month.
From The Wall Street Journal • Mar. 15, 2026
Using this approach, the researchers determined that global sea level rose by about 90 mm between 1993 and 2022.
From Science Daily • Feb. 24, 2026
"By January 29, the Moscow State University Meteorological Observatory had recorded almost 92 mm of precipitation, which is already the highest value in the last 203 years," it added.
From Barron's • Jan. 29, 2026
It is thought 20-30 mm of rain could build quite quickly during this period, with 40-60mm possible over higher ground.
From BBC • Jan. 10, 2026
Today, given a 35 mm camera and a built-in exposure-meter, anyone can be an expert photographer, but it was not so easy fifty years ago.
From "Boy: Tales of a Childhood" by Roald Dahl
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.
