- hydras; polyps; jellyfishes; ocean anemones; corals
- A comprehensive group equivalent to the real Cœlenterata, i. e., unique of this sponges. They have been so named from presence of stinging cells (cnidae) in the cells. See coelenterata.
- Those Cœlentera which have thread-cells or cnidœ; the Cœlenterata, apart from the sponges. See Cœlentera.
- Definition for "cnidaria"
- Sentence for "cnidaria"
- Hypernym for "cnidaria"
- Variant for "cnidaria"