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am

1 of 5

present tense first-person singular of be

Am

2 of 5

abbreviation (1)

America; American

Am

3 of 5

symbol

americium

AM

4 of 5

noun

often attributive
: a broadcasting system using amplitude modulation
also : a radio receiver of such a system

AM

5 of 5

abbreviation

1
airmail
2
air marshall
3
Air Medal
4
[Latin anno mundi] in the year of the world
often printed in small capitals
5
or a.m. or British am ante meridiem
6
[New Latin artium magister] master of arts
7
associate member
8
chiefly British Assembly Member
9
Ave Maria

Word History

Etymology

Middle English, from Old English eom; akin to Old Norse em am, Latin sum, Greek eimi

Noun

amplitude modulation

First Known Use

Noun

1939, in the meaning defined above

Time Traveler
The first known use of am was in 1939

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