sea lion

noun

: any of several Pacific eared seals (such as genera Eumetopias and Zalophus) that are usually larger than the related fur seals and lack a thick underfur

Examples of sea lion in a Sentence

Recent Examples on the Web
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Lytvynchuk is a fisherman and thought the seal was an aggressive sea lion, the lawyer said. CBS News, 27 May 2026 Lytvynchuk is a fisherman and thought the seal was an aggressive sea lion, the lawyer said. ABC News, 26 May 2026 At La Jolla Cove, there are effectively no meaningful protections for vulnerable sea lion mothers and pups during pupping season. Letters To The Editor, San Diego Union-Tribune, 25 May 2026 According to the Vancouver Sun, Rickards said wildlife sightings are part of daily life, from bald eagles and sea lions to humpback whales and orcas. Abby Montanez, Robb Report, 19 May 2026 See All Example Sentences for sea lion

Word History

First Known Use

1697, in the meaning defined above

Time Traveler
The first known use of sea lion was in 1697

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Cite this Entry

“Sea lion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20lion. Accessed 2 Jun. 2026.

Kids Definition

sea lion

noun
: any of several large Pacific seals that have small ears on the outside of the body

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