krill

noun

: planktonic crustaceans and their larvae (order or suborder Euphausiacea and especially genus Euphausia) that constitute the principal food of baleen whales

Examples of krill in a Sentence

Recent Examples on the Web
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Even baleen whales eat swarms of tiny animals known as krill. Sara Kiley Watson, Popular Science, 18 Mar. 2026 Until recently, krill catches were distributed across subregions of the Southern Ocean. Brianna Randall, Forbes.com, 25 Feb. 2026 The region is heavily targeted by the Antarctic krill fishery, and commercial vessels trawl in depths of 0–250 meters, where larvae may be present. Ryan Brennan, Miami Herald, 19 Feb. 2026 The region where the Banded Dragonfish lives is heavily targeted by the Antarctic krill fishery. Ryan Brennan, Charlotte Observer, 19 Feb. 2026 See All Example Sentences for krill

Word History

Etymology

Norwegian kril fry of fish

First Known Use

1907, in the meaning defined above

Time Traveler
The first known use of krill was in 1907

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Cite this Entry

“Krill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/krill. Accessed 29 Mar. 2026.

Kids Definition

krill

noun
: small crustaceans and their larvae that make up plankton and form a major food of baleen whales

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