Standard Lemma guide

irrotational

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

Not rotating or not pertaining to rotation.

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

adj

Meaning 2

Having zero curl.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: calculus, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in- Latin ir- English ir- English rotation English -al English rotational English irrotational From ir- + rotational.

Across languages

Translations

5 source translations are retained for this English entry.

  • Bulgarian: безвихров (bezvihrov) — no curl
  • French: irrotationnel — no curl
  • Italian: irrotazionale — no curl
  • Portuguese: irrotacional — no curl
  • Spanish: irrotacional — no curl