pl. (see fish) -·fish·, -·fish·es
any of a percoid family (Pomacentridae) of small, rough-scaled, brightly colored tropical reef fishes
nounpl. damselfish or dam·sel·fish·es
Any of various small tropical marine fishes of the family Pomacentridae, which are brightly colored and are often kept in home aquariums. Also called demoiselle.
(plural damselfishes or damselfish)
- Any of a number of fish in the Pomacentridae family.