Standard Lemma guide

dia-

prefix · 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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  • /daɪə/

1

prefix

Meaning 1

through, across

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: trans-, para-, per-

Antonyms: none provided

2

prefix

Meaning 2

between

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: inter-, mid-

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *dwóh1 Proto-Indo-European *dwísder. Ancient Greek διά (diá) Ancient Greek δῐᾰ- (dĭă-) English dia- From Ancient Greek prefix δια- (dia-), from διά (diá, “through, across, by, over”).

Across languages

Translations

3 source translations are retained for this English entry.

  • French: dia- — Translations
  • Indonesian: dia- — Translations
  • Polish: dia- — Translations