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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Charles has visited every continent on Earth, drinking rancid yak butter tea in Lhasa, snorkeling with sea lions in the Galapagos and even climbing an iceberg in Antarctica. Charles Q. Choi, Space.com, 26 Feb. 2026 Higher ticket options include a chance to shadow dolphin trainers, or spend half a day with the dolphins and sea lions. Miami Herald Archives, Miami Herald, 25 Feb. 2026 The virus has led to the deaths of thousands of sea lions in Chile and Peru, thousands of elephant seals in Argentina, and hundreds of seals in New England in recent years. ABC News, 25 Feb. 2026 More than 30,000 sea lions in Peru and Chile died between 2022 and 2024. Susanne Rust follow, Los Angeles Times, 25 Feb. 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 6 Mar. 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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