[dam-zuh
l-fish] 
) -fish, (especially referring to two or more kinds or species) -fish⋅es. | any of several chiefly tropical, brilliantly colored, marine fishes of the family Pomacentridae, living among coral reefs. |
| dam·sel·fish (dām'zəl-fĭsh') n. pl. damselfish or dam·sel·fish·es Any of various small tropical marine fishes of the family Pomacentridae, having laterally compressed, usually brightly colored bodies. Also called demoiselle. |