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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Per The Press Democrat, Groneman suggested that the shark activity might be due to the growing presence of sea lions and seals, which serve as prey. David Chiu, PEOPLE, 25 Dec. 2025 Large white sharks, which can reach nearly 21 feet in length, migrate from offshore in the Pacific to the coast in October to bulk up on seals and sea lions, typically remaining through January. Ethan Baron, Mercury News, 24 Dec. 2025 People are well outnumbered by the humpbacks and pods of orcas, bald eagles and herons, seals and sea lions grunting their tone-deaf tunes atop the rocks. Laura Dannen Redman, Robb Report, 5 Dec. 2025 Start the day with yelping sea lions and a Coffee Girl latte at Pier 39, a 150-year-old former cannery, before hitting the town. Zoe Baillargeon, Travel + Leisure, 29 Nov. 2025 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 26 Dec. 2025.

Kids Definition

sea lion

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

More from Merriam-Webster on sea lion

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