anal fin

noun

A fin located on the underside of a fish behind the anus.

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Meanings

nounanal fin (plural anal fins)

plural anal fins

  1. biologyA fin located on the underside of a fish behind the anus.

Translations

Chinese 臀
  • 臀 (tún)fin on the underside of a fish
Dutch anaalvin
  • anaalvinfin on the underside of a fish
Finnish peräevä
  • peräeväfin on the underside of a fish
French nageoire anale
  • nageoire analefin on the underside of a fish
Japanese 臀鰭
  • 臀鰭 (shiribire)fin on the underside of a fish
Polish płetwa odbytowa
  • płetwa odbytowafin on the underside of a fish
Portuguese nadadeira anal
  • nadadeira analfin on the underside of a fish
Russian ана́льный плавни́к
  • ана́льный плавни́к (análʹnyj plavník)fin on the underside of a fish
Spanish aleta anal
  • aleta analfin on the underside of a fish
Swedish analfena
  • analfenafin on the underside of a fish
Cite this entry
APA

anal fin. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/anal%20fin

MLA

“anal fin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/anal%20fin. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “anal fin,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/anal%20fin.

Source: anal fin on Wiktionary, CC BY-SA 4.0.