: any of a class (Holothurioidea) of echinoderms having a tough muscular elongate body with tentacles surrounding the mouth
called alsoholothurian
Illustration of sea cucumber
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Townsend, 29, said of sea cucumbers that were among the dishes available in a video posted on her Instagram account that has since been deleted.—Peter Guo, NBC news, 17 Sep. 2025 Townsend said at one point regarding a dish featuring sea cucumbers.—Anna Lazarus Caplan, PEOPLE, 17 Sep. 2025 Some of the dishes included turtle, bull frogs and sea cucumber – all considered traditional ingredients in China and many other parts of the world.—Ben Church, CNN Money, 17 Sep. 2025 In many cultures, sea cucumbers are considered a delicacy and are often used in traditional medicine.—Lauren Liebhaber, Miami Herald, 30 July 2025 See All Example Sentences for sea cucumber
: 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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