Standard Lemma guide

postfix

noun · verb · 5 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈpəʊst.fɪks/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈpoʊst.fɪks/

1

noun

Meaning 1

A suffix.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

In the Czech language, a suffix that is placed after the ending.

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To suffix.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To subject a sample to postfixation

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

an affix that is added at the end of the word

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: suffix

Antonyms: none provided

Broader terms: affix, ending, termination

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- English fix English postfix From post- + fix.