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orca

American  
[awr-kuh] / ˈɔr kə /

noun

  1. the killer whale, Orcinus orca.


orca British  
/ ˈɔːkə /

noun

  1. a killer whale

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of orca

First recorded in 1650–60; from New Latin, former taxonomic name, from Latin, a kind of whale, perhaps a grampus, from Greek óryga (accusative of óryx ), a kind of large fish, perhaps a narwhal. The g became c under the influence of Latin orca, a kind of large earthenware vessel with a narrow neck; orc

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Such fieldwork will be difficult to carry out, since orca hunts are rare and expensive to monitor.

From Science Daily • Nov. 3, 2025

There have also been several orca deaths there in the last few years.

From BBC • Jan. 5, 2025

On Monday researchers observed a new young orca swimming with the J pod, which they named J62.

From Los Angeles Times • Jan. 5, 2025

I’ve written about sailors trading tips online over orca attacks and how savvy TikTok marketing revived a restaurant’s business.

From New York Times • Nov. 26, 2024

As long as you weren’t an orca, they would be your friend instantly.

From "Chronicles of a Lizard Nobody" by Patrick Ness