A large toothed whale with distinctive black-and-white markings and a prominent dorsal fin. It lives in groups that cooperatively hunt fish, seals, and penguins. Also called killer whale.
- Orcinus orca, family Delphinidae.
- Since 1976, whale expert Ken Balcomb has led what is perhaps the longest running study on killer whales, or orcas.
- If you look at dolphins, orcas, and blue whales, all fully aquatic animals, you would have a hard time imagining them walking on land.
- That forced orcas, or killer whales, which normally feed on seals and sea lions, to approach the coast and eat the sea otters.
Mid 17th century: from Latin orca, denoting a kind of whale.
Words that rhyme with orcacaulker (US calker), corker, hawker, Lorca, Majorca, Minorca, porker, squawker, stalker, talker, walker, yorker
For editors and proofreaders
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.