Definition of killer whale in English:

killer whale

Line breaks: kill¦er whale

noun

A large toothed whale with distinctive black-and-white markings and a prominent dorsal fin. It lives in groups that hunt fish, seals, and penguins cooperatively. Also called orca.
  • Orcinus orca, family Delphinidae
More example sentences
  • A lone killer whale near a Canadian fishing village was a skilled mimic that barked just like a sea lion, a new study reveals.
  • The most popular attractions, particularly with the kids, are the dolphins, the killer whale and the five beluga whales in a tank.
  • Fifty or more feet long and weighing an estimated forty tons, Shonisaurus was one of the largest creatures of its time - about the size of a modern sperm whale and twice the size of a killer whale.

Definition of killer whale in:

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