Phrase guide

dorsal fin

noun · 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

noun

Meaning 1

A fin located on the backs of fish and some marine mammals.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: fin

History

Etymology

No etymology was provided for this word.

Across languages

Translations

32 source translations are retained for this English entry.

  • Afrikaans: rugvin — fin on a marine animal's back
  • Southern Altai: арка канат (arka kanat) — fin on a marine animal's back
  • Catalan: aleta dorsal — fin on a marine animal's back
  • Chinese Mandarin: 背鰭 /背鳍 (bèiqí) — fin on a marine animal's back
  • Chinese Mandarin: 脊鰭 /脊鳍 (jǐqí) — fin on a marine animal's back
  • Danish: rygfinne — fin on a marine animal's back
  • Dutch: rugvin — fin on a marine animal's back
  • Finnish: selkäevä — fin on a marine animal's back
  • French: nageoire dorsale — fin on a marine animal's back
  • Galician: aleta dorsal — fin on a marine animal's back
  • German: Rückenflosse — fin on a marine animal's back
  • German: Finne — fin on a marine animal's back
  • Icelandic: bakuggi — fin on a marine animal's back
  • Irish: eite droma — fin on a marine animal's back
  • Japanese: 背鰭 (sebire) — fin on a marine animal's back
  • Javanese: siwar — fin on a marine animal's back
  • Korean: 등지느러미 (deungjineureomi) — fin on a marine animal's back
  • Māori: urutira — fin on a marine animal's back
  • Norwegian Bokmål: ryggfinne — fin on a marine animal's back
  • Norwegian Nynorsk: ryggfinne — fin on a marine animal's back
  • Polish: płetwa grzbietowa — fin on a marine animal's back
  • Portuguese: nadadeira dorsal — fin on a marine animal's back
  • Portuguese: barbatana dorsal — fin on a marine animal's back
  • Russian: спинно́й плавни́к (spinnój plavník) — fin on a marine animal's back
  • Spanish: aleta dorsal — fin on a marine animal's back
  • Swedish: ryggfena — fin on a marine animal's back
  • Lower Tanana: -yenht'wga' — fin on a marine animal's back
  • Thai: ครีบหลัง — fin on a marine animal's back
  • Turkish: yele — fin on a marine animal's back
  • Turkish: sırt yüzgeci — fin on a marine animal's back
  • Ukrainian: спинний плавець (spynnyj plavecʹ) — fin on a marine animal's back
  • Vietnamese: vây lưng — fin on a marine animal's back