| 单词 | actinopterygian |
| 释义 | actinopterygian in American English (ˌæktəˌnɑptəˈrɪdʒiən) adjective 1. belonging or pertaining to the Actinopterygii, a group of bony fishes noun 2. an actinopterygian fish Word origin [‹ NL Actinopterygi(i) (pl.) (actino- actino- + Gk pterýgi(on) fin, equiv. to pteryg- (s. of ptéryx wing) + -ion dim. suffix) + -an] |
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