Standard Lemma guide

postmeridian

adj · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

of or pertaining to the afternoon

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adjective

Meaning 2

after noon

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: antemeridian

History

Etymology

Etymology tree Proto-Indo-European *pós Proto-Indo-European *-ti Proto-Indo-European *pósti Proto-Italic *posti Old Latin poste Latin post English post- Proto-Indo-European *me Proto-Indo-European *dheh1-? Proto-Indo-European *-dhe Proto-Indo-European *médhi Proto-Indo-European *-os Proto-Indo-European *médhyos Proto-Italic *meðios Latin medius Proto-Indo-European *dyew- Proto-Indo-European *-s Proto-Indo-European *dyḗws Proto-Italic *djous Latin diēs Latin medīdiēs Latin merīdiēs Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin merīdiānusder. Middle English meridian English meridian English postmeridian From post- + meridian.