Cœcilian
Cœ•cil"i•an, n. (Zoöl.) See Caecilian.
Cœlacanth
Cœl"a•canth (? or ), a. [Gr. koi^los hollow + spine.] (Zoöl.) Having hollow spines, as some ganoid fishes. { Cœ•len"te•ra or Cœ•len•te•ra"ta } n. pl. [NL., fr. Gr. koi^los hollow + intestines.] (Zoöl.) A comprehensive group of Invertebrata, mostly marine, comprising the Anthozoa, Hydrozoa, and Ctenophora. The name implies that the stomach and body cavities are one. The group is sometimes enlarged so as to include the sponges.
Cœlenterate
Cœ•len"ter•ate, a. (Zoöl.) Belonging to the Cœlentera. — n. One of the Cœlentera.
Cœlia
Cœ"li•a, n. [NL., fr. Gr. a cavity of the body, a ventricle.] (Anat.) A cavity. The word is applied to the ventricles of the brain, the different ventricles being indicated by prefixes like those characterizing the parts of the brain in which the cavities are found; as epicœlia, mesocœlia, metacœlia, procœlia, etc. B. G. Wilder. { Cœ"li•ac, Ce´li•ac } a. [L. coeliacus, Gr., fr. belly, fr. koi^los hollow.] Relating to the abdomen, or to the cavity of the abdomen. Cœliac artery (Anat.), the artery which issues from the aorta just below the diaphragm; — called also cœliac axis. — Cœliac flux, Cœliac passion (Med.), a chronic flux or diarrhea of undigested food.
Cœlodont
Cœ"lo•dont, a. [Gr. koi^los hollow +,, tooth.] (Zoöl.) Having hollow teeth; — said of a group lizards. — n. One of a group of lizards having hollow teeth.
Cœlospermous
Cœl•o•sper"mous (? or ), a. [Gr. koi^los hollow + seed.] (Bot.) Hollow-seeded; having the ventral face of the seedlike carpels incurved at the ends, as in coriander seed.
Cœlum
Cœ"lum, n. [NL., fr. Gr. a hollow, neut. of koi^los hollow.] (Anat.) See Body cavity, under Body.
Cœnesthesis
Cœn•es•the"sis, n. [NL., fr. Gr. koino•s common + sensation.] (Physiol.) Common sensation or general sensibility, as distinguished from the special sensations which are located in, or ascribed to, separate organs, as the eye and ear. It is supposed to depend on the ganglionic system.
Cœnobite
Cœn"o•bite, n. See Cenobite.
Cœnœcium
Cœ•nœ"ci•um, n. [NL., fr. Gr. koino•s common + house.] (Zoöl.) The common tissue which unites the various zooids of a bryozoan.
Cœnogamy
Cœ•nog"a•my, n. [Gr. ; koino•s common + marraige.] The state of a community which permits promiscuous sexual intercourse among its members; — as in certain primitive tribes or communistic societies. [Written also cenogamy.]
Cœnosarc
Cœn"o•sarc, n. [Gr. koino•s common +,, flesh.] (Zoöl.) The common soft tissue which unites the polyps of a compound hydroid. See Hydroidea.
Cœnurus
Cœ•nu"rus, n. [NL. fr. Gr. koino•s common + tail.] (Zoöl.) The larval stage of a tapeworm ( Taenia cœnurus) which forms bladderlike sacs in the brain of sheep, causing the fatal disease known as water brain, vertigo, staggers or gid. This bladder worm has on its surface numerous small heads, each of which, when swallowed by a dog, becomes a mature tapeworm in the dog’s intestine.
Cœrulignone
Cœ•ru•lig"none, n. [L. coeruleus cerulean + lignum wood + E. quin one.] (Chem.) A bluish violet, crystalline substance obtained in the purification of crude wood vinegar. It is regarded as a complex quinone derivative of diphenyl; — called also cedriret.