COC- 



55 



COE- 



coccus (kok'us) n. [Gk. kokkos, a 

 seed.] Sing, of cocci, which see. 



coccygeal (k6ksfj'eal) a. [Gk. kokkyx, 

 the cuckoo.] Pert, or in the region 

 of the coccyx (anat., zoo/.). 



coccyx (kok'siks) n. [Gk. kokkyx, the 

 cuckoo.] The part of the vertebral 

 column beyond the sacrum. 



cochlea (kok'lea) n. [Gk. kochlias, 

 a snail.] A division of the ear 

 spirally coiled like a snail's shell 

 (anat.). 



cochlear (kSk'lear) a. [Gk. kochlias, 

 a snail] Pert, the cochlea (anat.). 



cochlearifonn (kok'lear'iform) a. [Gk. 

 kochlias, a snail ; L. forma, shape.] 

 Spoon-shaped (zoo/.) ; pert, the thin 

 plate of bone separating the tensor 

 tympani canal from the Eustachian 

 tube (anat.). 



cochleate (kok'leat) a. [Gk. kochlias, 

 a snail.] Screw-like (anat.). 



cocoon (kokoon') n. [F. cocon, a 

 shell.] The protective case of 

 many larval forms before they be- 

 come pupae ; the covering formed 

 by many animals for their eggs 

 (zoo/.). 



coelenterate (selgn'tgrat) a. [Gk. 

 koilos, hollow ; enteron, intestine.] 

 Pert. Coelenterata (zoo/.). 



coelenteron (se!6n't6r6n) n. [Gk. 

 koilos, hollow ; enteron, intestine.] 

 The cavity in the body of a Coelen- 

 terate (zoo/.). 



coeliac (se'Mk) a. [Gk. koilia, belly.] 

 Pert, the abdominal cavity ; appl. 

 arteries, veins, nerves (anat.). 



coeloblast (se'loblast) n. [Gk. koilos, 

 hollow ; blastos, a bud.] A divi- 

 sion of the embryonic endoblast 

 (emb.). 



coelogastrula (se'l6gas'troola). [Gk. 

 koilos, hollow ; gaster, stomach.] A 

 gastrula developed from a blastula 

 with a segmentation cavity (zoo/.). 



coelom (se'lom) n. [Gk. koilos, 

 hollow.] A cavity of the body 

 derived from the mesoblast (emo.). 



coelomate (se'lomat, selo'mat), see 

 coelomic. 



coeloinic (selom'ik) a. [Gk. koilos, 

 hollow.] Pert, or having a coelom 

 (zoo/.). 



coelomoduct (selo'modukt) n. [Gk. 

 koilos, hollow ; L. ducere, to lead.] 

 The duct leading directly from the 



genital cavity to the exterior in 

 Cephalopods and in Annulates 

 (zoo/.). 



coelomopores (selo'moporz) n. plu. 

 [Gk. koilos, hollow ; poros, a 

 passage.] Ducts leading directly 

 from the pericardial cavity of 

 Nautilus to the exterior (zoo/.). 



coelomostome (selo'mostom) n. [Gk. 

 koilos, hollow ; stoma, mouth.] The 

 external opening of a coelomoduct 



(*/.). 



coelosperm (se'lospgrm) n. [Gk. 

 koilos, hollow ; sperma, seed.] A 

 carpel, hollow on its inner surface 

 (bot.). 



coelozoic (se'lozolk) a. [Gk. koilos, 

 hollow ; zoon, an animal.] Appl. a 

 trophozoite of a sporozoan when 

 situated in some cavity of the body 

 (zoo/.). 



coenanthium (senan'thium) n. [Gk. 

 koinos, common ; anthos, flower.] 

 An inflorescence with a nearly flat 

 receptacle having slightly upcurved 

 margins (bot.). 



coenenchyma (sengng'kima), coenen- 

 chyme (sengng'klm) n. [Gk. koinos, 

 common ; engchyma, infusion.] The 

 common tissue which connects the 

 polyps or zooids of a compound 

 coral (zoo/.). 



coenobium (senolaium) n. [Gk. 

 fcoinos, common ; bios, life.] A 

 unicellular colony with no marked 

 distinction between vegetative and 

 reproductive units (biol.). 



coenoblast (se'noblast) n. [Gk. koinos, 

 common ; blastos, a bud.] A germ 

 layer which gives origin to the 

 endoderm and mesoderm (zoo/.). 



coenocyte (se'nosit) n. [Gk. koinos, 

 common ; kytos, a hollow.] A plant 

 body in which the constituent proto- 

 plasts are not separated by cell 

 walls (bot.\ 



coenoeclum (sene'shium) n. [Gk. 

 koinos, common ; oikos, a house.] 

 The common groundwork of a 

 polyzoan colony (zoo/.). 



coenogamete (se'nogamet) n. [Gk. 

 koinos, common ; gamos, union.] 

 A gamete with more than one 

 nucleus (bot.}. 



coenosarc (se'nosark) n. [Gk. 

 koinos, common ; sane, flesh.] 

 The common tissue which unites 



