n.
Pronunciation: si- ' len-t ə - ˌ r ā t, -r ə t
Function: noun
Etymology: ultimately from Greek koilos + enteron intestine ― more at INTER-
Date: 1872
: any of a phylum (Cnidaria syn. Coelenterata) of radially symmetrical invertebrate animals including the corals, sea anemones, jellyfishes, and hydroids ― called also cnidarian