genus Thunnus

Thesaurus

Noun

1.

genus Thunnus - tunas: warm-blooded fishes Thunnusfish genus - any of various genus of fishfamily Scombridae, Scombridae - marine food fishes: mackerels; chub mackerels; tunatunny, tuna - any very large marine food and game fish of the genus Thunnus; related to mackerel; chiefly of warm watershorse mackerel, Thunnus thynnus, bluefin, bluefin tuna - largest tuna; to 1500 pounds; of mostly temperate seas: feed in polar regions but breed in tropicsThunnus albacares, yellowfin, yellowfin tuna - may reach 400 pounds; worldwide in tropics