Noun: acanthopterygian ,a-kun,thóp-tu'ri-jee-un
- A teleost fish with fins that are supported by sharp inflexible rays
"Many popular sport fish are acanthopterygian";
- spiny-finned fish
Derived forms: acanthopterygians
Type of: teleost, teleost fish, teleostan
Antonym: malacopterygian
Part of: Acanthopterygii, superorder Acanthopterygii
Encyclopedia: Acanthopterygian