Definition:
ophiuroid
- ophiuroidany echinoderm of the subclass Ophiuroidea, including brittle stars, basket stars, and others, characterized by elongate arms radiating from the disk
- ophiuroidof or pertaining to the subclass Ophiuroidea
- ophiuroida member of the Ophiura genus of brittle-stars or sand-stars also OPHIURA, OPHIURAN, OPHIURID