Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of cnida is as below...

Cnidaria :: Cnidaria (n. pl.) A comprehensive group equivalent to the true Coelenterata, i. e., exclusive of the sponges. They are so named from presence of stinging cells (cnidae) in the tissues. See Coelenterata..

Cnidae :: Cnidae (pl. ) of Cnid.

Acontia :: Acontia (n. pl.) Threadlike defensive organs, composed largely of nettling cells (cnidae), thrown out of the mouth or special pores of certain Actiniae when irritated..

Cnidoblast :: Cnidoblast (n.) One of the cells which, in the Coelenterata, develop into cnidae..

Ecthoreum :: Ecthoreum (n.) The slender, hollow thread of a nettling cell or cnida. See Nettling cell..

Cnida :: Cnida (n.) One of the peculiar stinging, cells found in Coelenterata; a nematocyst; a lasso cell..

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