Langimage
English

antemeridian

|an-te-me-ri-di-an|

C2

/ˌæn.tə.məˈrɪd.i.ən/

before midday

Etymology
Etymology Information

'antemeridian' originates from Latin, specifically the phrase 'ante meridiem,' where 'ante' meant 'before' and 'meridiem' meant 'midday'.

Historical Evolution

'ante meridiem' (Latin) was used in Late/Medieval Latin; it entered English in the form 'antemeridian' to describe the period before midday or things relating to that period.

Meaning Changes

Initially, it meant 'before midday' in Latin, and over time it retained this sense in English as 'before midday' or 'of the morning'.

Meanings by Part of Speech

Noun 1

the period of the day before noon; the hours a.m. (ante meridiem).

The train runs only during the antemeridian on Sundays.

Synonyms

Antonyms

Adjective 1

occurring before midday; of or relating to the forenoon (before noon).

They held the antemeridian session to accommodate overseas participants.

Synonyms

Antonyms

Last updated: 2025/08/22 05:07