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Meaning of cnidarian

cni•dar•i•an

Pronunciation: (nī-dâr'ē-un), [key]
— n.
  1. any invertebrate animal, as a hydra, jellyfish, sea anemone, or coral, considered as belonging to the phylum Cnidaria, characterized by the specialized stinging structures in the tentacles surrounding the mouth; a coelenterate.
—adj.
  1. belonging or pertaining to the Cnidaria.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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