serrasalmus

English Thesaurus

1. piranhas (noun.animal)

hypernym	:	fish genus,
definition	:	any of various genus of fish (noun.animal)

member holonym	:	caribe, pirana, piranha,
definition	:	small voraciously carnivorous freshwater fishes of South America that attack and destroy living animals (noun.animal)

member meronym	:	characidae, family characidae,
definition	:	tropical freshwater fishes of Africa and South America and Central America (noun.animal)