1. tropical marine fishes having the teeth fused into a beak and thick skin covered with bony plates or spines; [syn: plectognath, plectognath fish]
WordNet (r) 3.0 (2006):
plectognath fish
n 1: tropical marine fishes having the teeth fused into a beak
and thick skin covered with bony plates or spines [syn:
plectognath, plectognath fish]