any of the larger cetacean mammals having a streamlined body and breathing through a blowhole on the head

baleen whales: right whales; rorquals; blue whales; humpbacks

large Arctic whalebone whale; allegedly the `right' whale to hunt because of its valuable whalebone and oil

large-mouthed Arctic whale

any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin

largest mammal ever known; bluish-grey migratory whalebone whale mostly of southern hemisphere

large whalebone whale with long flippers noted for arching or humping its back as it dives

baleen whales: right whales; rorquals; blue whales; humpbacks