acanthopteri

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English[edit]

Etymology[edit]

Via New Latin, from Ancient Greek ἄκανθα ‎(ákantha, thorn) + πτερύγιον ‎(pterúgion, wing, fin).

Noun[edit]

acanthopteri ‎(uncountable) pl

  1. (zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.