AM Definition
AM
abbreviation
Am
symbol
- 1. chem.
- Americium.
am
verb
- 1. Used with I: the 1st person singular of the present tense of be.
a.m.
am
A.M.
AM
abbreviation
- 1. ante meridiem.
amplitude modulation
noun
- 1. telecomm.
- In radio transmission: the process whereby the amplitude of the carrier wave is made to increase or decrease instantaneously in response to variations in the characteristics of the signal being transmitted. Compare frequency modulation.
