cnida cnidae
pl; see nematocyst.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • Cnidae — Cnida Cni da (n[imac] d[.a]), n.; pl. {Cnid[ae]} (n[imac] d[=e]). [NL., fr. Gr. kni dh nettle, sea nettle.] (Zo[ o]l.) One of the peculiar stinging cells found in C[oe]lenterata; a nematocyst; a lasso cell. [1913 Webster] || …   The Collaborative International Dictionary of English

  • cnida — /nuy deuh/, n., pl. cnidae / dee/. Zool. a nematocyst. [1875 80; < L cnide nettle < Gk kníde] * * * …   Universalium

  • cnidarian — /nuy dair ee euhn/, 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… …   Universalium

  • Cnidaria — Cni*da ri*a (n[i^]*d[=a] r[i^]*[.a]), n. pl. [NL. See {Cnida}.] (Zo[ o]l.) A comprehensive group equivalent to the true C[oe]lenterata, i. e., exclusive of the sponges. They are so named from presence of stinging cells (cnidae) in the tissues.… …   The Collaborative International Dictionary of English

  • Hydra (genus) — Taxobox name = Hydra image width = 230px image caption = Hydra species regnum = Animalia subregnum = Eumetazoa subphylum = Medusozoa classis = Hydrozoa subclassis = Leptolinae ordo = Anthomedusae subordo = Capitata familia = Hydridae genus =… …   Wikipedia

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