Definition of Holothuroidea in English:

Holothuroidea

Pronunciation: /ˌhōlō-//ˌhälōTHo͝orˈoidēə/

proper noun

Zoology
  • A class of echinoderms that comprises the sea cucumbers.

    • ‘The class Holothuroidea is composed of these creatures and many members of the group (but not all) resemble the garden variety of cucumber.’
    • ‘Ophiuroidea is grouped with Echinoidea and Holothuroidea based on the closed ambicular grooves.’

Origin

Modern Latin (plural), based on Greek holothourion (see holothurian).

Pronunciation:

Holothuroidea

/ˌhōlō-//ˌhälōTHo͝orˈoidēə/