sea slug

noun

1
2
: a naked marine gastropod
specifically : nudibranch

Examples of sea slug in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The sea slug’s body is made up of a large gelatinous hood and paddle-like tail. Stephen Sorace, Fox News, 13 Nov. 2024 Researchers have discovered a new species of glowing sea slug deep in the ocean’s midnight zone. Stephen Sorace, Fox News, 13 Nov. 2024 This analysis showed the creature was a new species that belonged to a previously unknown family of nudibranch, or sea slug. Sarah Kuta, Smithsonian Magazine, 20 Nov. 2024 The specimen is considered a sea slug and spends most of its life floating upside-down at the surface and staying afloat by storing air bubbles in its stomach, the organization wrote. Greg Wehner, Fox News, 25 Sep. 2024 See All Example Sentences for sea slug

Word History

First Known Use

1779, in the meaning defined at sense 1

Time Traveler
The first known use of sea slug was in 1779

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Cite this Entry

“Sea slug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20slug. Accessed 3 Mar. 2025.

Kids Definition

sea slug

noun
1
2
: any of several marine mollusks that have no shell

More from Merriam-Webster on sea slug

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