ante meridiem

adjective

an·​te me·​ri·​di·​em ˌan-ti-mə-ˈri-dē-əm How to pronounce ante meridiem (audio)
-dē-ˌem
: being before noon
—abbreviation AM, a.m., or (British) am

Word History

Etymology

Latin

First Known Use

1563, in the meaning defined above

Time Traveler
The first known use of ante meridiem was in 1563

Dictionary Entries Near ante meridiem

antemeridian

ante meridiem

antemortem

See More Nearby Entries 

Cite this Entry

“Ante meridiem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ante%20meridiem. Accessed 21 Nov. 2024.

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Kids Definition

ante meridiem

adjective
an·​te me·​ri·​di·​em ˌant-i-mə-ˈrid-ē-əm How to pronounce ante meridiem (audio)
-ē-ˌem
: being before noon
—abbreviation a.m.
Etymology

Latin

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