The Collaborative International Dictionary
Ophiuran
Ophiuran \O`phi*u"ran\, a. (Zo["o]l.) Of or pertaining to the Ophiurioidea. -- n. One of the Ophiurioidea.
Wiktionary
ophiuran
a. (context zoology English) Of or relating to the Ophiurioidea. n. (context zoology English) Any member of the Ophiurioidea.