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Definition of Crinoid
1. Noun. Primitive echinoderms having five or more feathery arms radiating from a central disk.
Generic synonyms: Echinoderm
Group relationships: Class Crinoidea, Crinoidea
Specialized synonyms: Sea Lily, Comatulid, Feather Star
Group relationships: Class Crinoidea, Crinoidea
Specialized synonyms: Sea Lily, Comatulid, Feather Star
2. Adjective. Of or relating to or belonging to the class Crinoidea.
Partainyms: Crinoidea
Definition of Crinoid
1. a. Crinoidal.
Definition of Crinoid
1. a marine animal [n -S]