Meaning of A.M. in English

A.M.

transcription, транскрипция: [ eɪ em ]

also am

a.m. is used after a number to show that you are referring to a particular time between midnight and noon. Compare p.m.

The program starts at 9 a.m.

Collins COBUILD Advanced Learner's English Dictionary.      Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне.