sea cucumber

== English == === Etymology === From sea +‎ cucumber, named in reference to its appearance. The term first appeared in common use in the 19th century, and is a calque of French concombre de mer according to the Oxford English Dictionary. === Pronunciation === === Noun === sea cucumber (plural sea cucumbers) An echinoderm of the class Holothuroidea, with an elongated body and leathery skin. Synonyms: bêche-de-mer, holothurian, trepang, (archaic) holothure Hyponym: swimming sea cucumber ==== Derived terms ==== ==== Translations ==== === See also === Haishenwai / Haishenwei ('sea cucumber bay') === Further reading === sea cucumber on Wikipedia.Wikipedia Holothuroidea on Wikispecies.Wikispecies Category:Holothuroidea on Wikimedia Commons.Wikimedia Commons