What does a.m. mean?

a.m. meaning in Etymology Dictionary

in mention of the hours, 1762, abbreviation of Latin ante meridiem "before noon."

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  • additionally in the morning, form of radio wave broadcast, 1921, abbreviation of amplitude modulation.

a.m. meaning in General Dictionary

before noon

Sentence Examples with the word a.m.

It was after 4 a.m. when the pair slid into the brightly lit parking lot of the Philadelphia hospital.

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