I. -əˌdänt adjective
Etymology: New Latin Cyprinodont-, Cyprinodon & Cyprinodontia & Cyprinodontes
: of or belonging to Cyprinodon, the Cyprinodontidae, or the Microcyprini
II. noun
( -s )
: a cyprinodont fish : a killifish, topminnow, or related small soft-finned fish