any bony fish of the subclass Teleostei, having rayed fins and a swim bladder: the group contains most of the bony fishes, including the herrings, carps, eels, cod, perches, etc
adjective
2.
of, relating to, or belonging to the Teleostei
Word origin
C19: from New Latin teleosteī (pl) creatures having complete skeletons, from Greek teleos complete + osteon bone
teleost in American English
(ˈtɛliˌɑst; ˈtiliˌɑst)
noun
1.
any of many orders of bony fishes having a consolidated internal skeleton, swim bladder, thin cycloid scales, etc.
adjective
2.
of or belonging to the teleosts
Also ˌteleˈostean (ˈtɛliˌɑstiən; ˈtiliˌɑstiən)
Word origin
< Gr teleos, complete < telos (see telo-1) + osteon, bone: see ossify