noun.
Any of various brightly colored tropical marine fishes of the family Acanthuridae, having a laterally compressed body with one or more sharp erectile spines near the base of the tail, and often kept in home aquariums.
noun.
Any of many brightly coloured fishes, of the family Acanthuridae, that have an erect spine near the tail
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
brightly colored coral-reef fish with knifelike spines at the tail
Word Usage
"Other important components of the fringing reef ecosystem include algae (brown, red and green), marine invertebrates (shrimp, lobster, crabs and sea urchins) and fishes (parrotfish, wrasses, damselfish, surgeonfish, goatfish, jacks and sharks)."