a.m.
abbreviation/ˌeɪ ˈem/
/ˌeɪ ˈem/
(North American English also A.M.)
- between 12 o'clock at night and 12 o'clock in the day (from Latin ‘ante meridiem’)
- It starts at 10 a.m.
Word Originfrom Latin ante meridiem.Want to learn more?
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a.m.