(n. pl.) A class of star-shaped echinoderms having a disklike body, with slender, articulated arms, which are not grooved beneath and are often very fragile; -- called also Ophiuroida and Ophiuridea. See Illust. under Brittle star.
OPHIUROIDEA
Meaning of OPHIUROIDEA in English
Webster's English dictionary. Английский словарь Webster. 2012