holothurian Meaning, Definition & Usage

  1. noun echinoderm having a flexible sausage-shaped body, tentacles surrounding the mouth and tube feet; free-living mud feeders
    sea cucumber.

WordNet

Hol`o*thu"ri*an adjective
Definitions
  1. () Belonging to the Holothurioidea. -- n. One of the Holothurioidea. ✍ Some of the species of Holothurians are called sea cucumbers, sea slugs, trepang, and bêche de mèr. Many are used as food, esp. by the Chinese. See Trepang.

Webster 1913