Search Result for "acanthopterygii": 
Wordnet 3.0

NOUN (1)

1. teleost fishes having fins with sharp bony rays;
[syn: Acanthopterygii, superorder Acanthopterygii]


The Collaborative International Dictionary of English v.0.48:

Acanthopterygii \Ac`an*thop`ter*yg"i*i\, n. pl. [NL., from Gr. ? thorn + ? fin, dim. fr. ? wing.] (Zool.) An order of fishes having some of the rays of the dorsal, ventral, and anal fins unarticulated and spinelike, as the perch. [1913 Webster]
WordNet (r) 3.0 (2006):

Acanthopterygii n 1: teleost fishes having fins with sharp bony rays [syn: Acanthopterygii, superorder Acanthopterygii]