(Zoology)a fish of a large group that comprises all ray-finned fishes apart from the primitive bichirs, sturgeons, paddlefishes, freshwater garfishes, and bowfins (动)硬骨鱼
Division (or infraclass) Teleostei, subclass Actinopterygii: many orders 真骨鱼门(或下纲),辐鳍亚纲:多目
语源
mid 19th cent.: from Greek teleos 'complete' + osteon 'bone'