Killer Whale Definition
A very large, mostly black dolphin (Orcinus orca) with white patches, that hunts in large packs and preys on large fish, seals, and whales.
Webster's New World
Other Word Forms of Killer Whale
Origin of Killer Whale
Calque or mistranslation of Spanish asesina-ballenas (“whale killer”), referring to their tendency to hunt whales.
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