acanthopterygian Meaning, Definition & Usage
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noun a teleost fish with fins that are supported by sharp inflexible rays
spiny-finned fish.
WordNet
Ac`an*thop`ter*yg"i*an adjective
Definitions
(Zoöl.) Belonging to the order of fishes having spinose fins, as the perch. --n. A spiny-finned fish.
