teleost
noun
tel·e·ost ˈte-lē-ˌäst 
ˈtē-
: bony fish
teleost adjective
teleostean
ˌte-lē-ˈä-stē-ən
adjective ˌtē-
Example Sentences
Recent Examples on the Web These two teleosts, or relatives of bony-tongues fish, lived between 89 and 90 million years ago. 
Rachael Lallensack, Smithsonian, 7 June 2019
Rachael Lallensack, Smithsonian, 7 June 2019 Word History
Etymology
ultimately from Greek teleios complete, perfect (from telos end) + osteon bone — more at osseous
First Known Use
1863, in the meaning defined above