Standard Lemma guide

dilatation

noun · 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.

  • /ˌdaɪleɪˈteɪʃ(ə)n/
  • /dɪleɪˈteɪʃ(ə)n/
  • /ˌdaɪləˈteɪʃ(ə)n/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪʃən
  • CMU ARPABET: D IH2 L AH0 T EY1 SH AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Prolixity; diffuse discourse.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The act of dilating; expansion; an enlarging on all sides; the state of being dilated

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: dilation

Antonyms: none provided

3

noun

Meaning 3

A dilation or enlargement of a canal or other organ.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: dilation

Antonyms: none provided

4

noun

Meaning 4

the act of expanding an aperture

Definition source: Princeton WordNet 3.0

Examples

  • the dilation of the pupil of the eye

Meaning relationships

Synonyms: dilation

Antonyms: none provided

Broader terms: expansion, enlargement

Narrower terms: vasodilation, mydriasis

5

noun

Meaning 5

the state of being stretched beyond normal dimensions

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: distension, distention

Antonyms: none provided

Broader terms: physical condition, physiological state, physiological condition

Narrower terms: tympanites, ectasia, ectasis, varicocele

History

Etymology

From Old French dilatation, from Late Latin dīlātātio, early 15th c.

Across languages

Translations

15 source translations are retained for this English entry.

  • Finnish: monisanaisuus — prolixity
  • Indonesian: dilatasi — prolixity
  • Czech: dilatace — act of dilating; dilation
  • Finnish: dilataatio — act of dilating; dilation
  • French: dilatation — act of dilating; dilation
  • German: Vergrößerung — act of dilating; dilation
  • Greek: διαστολή (diastolí) — act of dilating; dilation
  • Indonesian: dilatasi — act of dilating; dilation
  • Irish: leatacht — act of dilating; dilation
  • Spanish: dilatación — act of dilating; dilation
  • Finnish: dilataatio — dilation of a canal or other organ
  • German: Vergrößerung — dilation of a canal or other organ
  • Greek: διαστολή (diastolí) — dilation of a canal or other organ
  • Indonesian: dilatasi — dilation of a canal or other organ
  • Spanish: dilatación — dilation of a canal or other organ