meridiem

English dictionary entry

Meanings

noun
  1. Midday, noon.
  2. The property of a timestamp of being either a.m. or p.m.

Word forms

meridiem meridiems

Etymology

Back-formation from the phrases ante meridiem and post meridiem (more commonly a.m. and p.m.), from Latin merīdiem, accusative of merīdiēs (“midday, noon”).

Related words

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