A point of clarification

From Dictionary.com:

cni-dar-i-an

n.

Any of various invertebrate animals of the phylum Cnidaria, characterized by a radially symmetrical body with a saclike internal cavity, and including the jellyfishes, hydras, sea anemones, and corals. Also called coelenterate.

adj.

Of, relating to, or belonging to the phylum Cnidaria.

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