What does crinoid mean?
noun
A marine animal with a long stem and feathery arms, typically attached to a rock or the sea floor. Crinoids are also known as sea lilies.
Example
"The diver swam through a field of crinoids, their delicate arms waving gently in the current."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.