Definition of orca in English:


Line breaks: orca
Pronunciation: /ˈɔːkə


  • another term for killer whale.
    More example sentences
    • 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.


late 17th century: from Latin, denoting a kind of whale.

More definitions of orca

Definition of orca in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day astrogation
Pronunciation: ˌastrəˈgāSHən
(in science fiction) navigation in outer space