Standard Lemma guide

prolate

adj · verb · 4 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.

  • /ˈpɹəʊ.leɪt/
  • /pɹəʊˈleɪt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪt

1

adj

Meaning 1

Elongated at the poles.

Definition source: English Wiktionary via Wiktextract

Examples

  • A cigar is a prolate spheroid.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To utter; to pronounce.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

having the polar diameter greater than the equatorial diameter

Definition source: Princeton WordNet 3.0

Examples

  • a prolate spheroid is generated by revolving an ellipse about its major axis

Meaning relationships

Synonyms: watermelon-shaped

Antonyms: oblate

4

adjective satellite

Meaning 4

rounded like an egg

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid

Antonyms: none provided

History

Etymology

From Latin prolatum, past participle of proferre (“to extend, lengthen”).

Across languages

Translations

2 source translations are retained for this English entry.

  • Bulgarian: удължен (udǎlžen) — Elongated at the poles
  • French: oblong — Elongated at the poles