Noun sea cucumber has 1 sense
  1. sea cucumber, holothurian - echinoderm having a flexible sausage-shaped body, tentacles surrounding the mouth and tube feet; free-living mud feeders: sea cucumbers
    --1 is a kind of echinoderm
    --1 is a member of Holothuroidea, class Holothuroidea
    --1 has particulars: trepang, Holothuria edulis
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