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.
Check pronunciation:
a.m.