[cartilaginous fish] n (1695): any of a class (Chondrichthyes) of fishes (as a shark, ray, or chimaera) having the skeleton wholly or largely composed of cartilage--compare bony fish, jawless fish
CARTILAGINOUS FISH
Meaning of CARTILAGINOUS FISH in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012