killer whale

noun

: a relatively small toothed whale (Orcinus orca of the family Delphinidae) that is black above with white underparts and white oval-shaped patches behind the eyes, attains a length of 20 to 30 feet (6 to 9 meters), typically hunts in groups, and preys chiefly on sea mammals (such as seals, sea lions, and other whales), large fish, and squid

called also orca

Examples of killer whale in a Sentence

Recent Examples on the Web Read Next 50-year-old man tried to ‘body slam’ killer whale, officials say. Brendan Rascius, Miami Herald, 24 May 2024 But the yacht will be lucky: The killer whales are nowhere to be seen. Tomas Weber, Rolling Stone, 18 May 2024 The country's Ministry of Transport and Sustainable Mobility prepared a list of things to do in case boats or yachts meet a pack of killer whales at the wrong place and at the wrong time. Julia Gomez, USA TODAY, 15 May 2024 Northern resident killer whales are still threatened, but doing better with about 300 individual whales. Laura Baisas, Popular Science, 15 May 2024 In 2020, researchers on a charter boat in Alaska spotted a killer whale with the same condition. Emily Mae Czachor, CBS News, 1 May 2024 Malnutrition, killer whale predation, entanglement and vessel strike were listed as the leading causes of death. Jason Green, The Mercury News, 1 May 2024 Another famously white killer whale, nicknamed Chimo, suffered from Chediak-Higashi Syndrome and died from complications of the condition in the early 1970s. Emily Mae Czachor, CBS News, 1 May 2024 Canadian whale enthusiast Sarah Seebach spent months visiting the coastline of British Columbia in the hopes of spotting killer whales. Brendan Rascius, Miami Herald, 1 May 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'killer whale.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of killer whale was in 1884

Dictionary Entries Near killer whale

Cite this Entry

“Killer whale.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/killer%20whale. Accessed 28 May. 2024.

Kids Definition

killer whale

noun
kill·​er whale
ˈkil-ər-
: a flesh-eating mostly black toothed whale 20 to 30 feet (about 6 to 9 meters) long that travels in groups

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