sea cucumber

noun

: any of a class (Holothurioidea) of echinoderms having a tough muscular elongate body with tentacles surrounding the mouth

called also holothurian

Illustration of sea cucumber

Illustration of sea cucumber

Examples of sea cucumber 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.
Researchers suggested follow-up surveys both for deep-sea sea cucumbers specifically and for exploring marine life in the region more generally. Aspen Pflughoeft, Miami Herald, 31 Jan. 2025 In recent years, sea cucumbers — which are sold as a delicacy in southeast Asia — have become more lucrative, bringing in far more money than fish. Sira Thierij, NPR, 26 Dec. 2024 Researchers only found one multi-rayed sea cucumber in the Kermadec Trench, the study said. Aspen Pflughoeft, Miami Herald, 31 Jan. 2025 This Hong Kong specialty, which represents prosperity, often includes abalone, sea cucumber and an assortment of vegetables. Nadia Lopez, Axios, 29 Jan. 2025 See All Example Sentences for sea cucumber

Word History

First Known Use

1841, in the meaning defined above

Time Traveler
The first known use of sea cucumber was in 1841

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Cite this Entry

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

Kids Definition

sea cucumber

noun
: any of a class of invertebrate sea animals that are echinoderms with a long tough flexible muscular body resembling a cucumber and having tentacles surrounding the mouth at one end

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