em

noun
\ˈem \

Definition of em 

(Entry 1 of 3)

1 : the letter m

2 : the width of a piece of type about as wide as it is tall used as a unit of measure of typeset matter

Definition of EM (Entry 2 of 3)

1 electromagnetic

2 electron microscope; electron microscopy

3 end matched

4 engineer of mines

5 enlisted man

em-

prefix

Definition of em- (Entry 3 of 3)

— see en-

First Known Use of em

Noun

13th century, in the meaning defined at sense 1

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Dictionary Entries near em

elytrous

Elzevir

em-

em

EM

emacerate

emaciate

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Time Traveler for em

The first known use of em was in the 13th century

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More Definitions for em

em-

Kids Definition of em-

see en-

Medical Definition of EM 

1 electromagnetic

2 electron microscope; electron microscopy

3 emergency medicine

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Rhyming Dictionary: Words that rhyme with em

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