ante meridiem

adjective

an·​te me·​ri·​di·​em ˌan-ti-mə-ˈri-dē-əm 

-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

Rhymes for ante meridiem

• cryptosporidium
• clostridium
• cranidium
• cymbidium
• iridium
• peridium
• presidium
• pygidium
• rubidium
• idiom

Kids Definition

ante meridiem

adjective

an·​te me·​ri·​di·​em ˌant-i-mə-ˈrid-ē-əm 

-ē-ˌem

: being before noon

—abbreviation a.m.

Etymology

Latin