antemeridian

adjective

an·​te·​me·​rid·​i·​an

¦antēmə¦ridēən,

-tə̇-

: occurring before noon : of or relating to the forenoon

antemeridian chores at 9 o'clock

compare ante meridiem

Word History

Etymology

Latin antemeridianus, from ante- + meridianus of noon

First Known Use

circa 1656, in the meaning defined above

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