CAL 



41 



CAP- 



kalyptra, a cap ; genesis, birth.] 

 The special layer of cells lying 

 at the apex of a growing root and 

 giving origin to the root-cap (hot.}. 



calyx (ka'llks) ., calyces (ka'lisez) 

 plu. [L. calyx, a calyx.] The outer 

 whorl of floral leaves (hot.) ; the 

 cup-like portion of the pelvis of 

 the kidney (anat.} ; the theca of 

 certain Hydroids, the cup-like body 

 of the Crinoids (zool.}. 



cambiform (kam'biform) a. [L. 

 cambium, change ; forma, shape.] 

 Essentially similar to cambium 

 cells (dot.). 



cambiogenetic (kam'bioje'ne't'ik) a. 

 [L. cambium, change ; genesis, 

 birth.] Appl. cells which produce 

 cambium (bot.}. 



cambium (kam'bium) n. [L. cambium, 

 change.] The soft tissue from 

 which new root and bark are 

 formed in the stems and roots of 

 shrubs and trees (bot.}. 



Cambrian (kam'brTan) a. [L. Cambria, 

 Wales.] Pert, the earliest division 

 of the Palaeozoic era (pal,}. 



cameration (kamfira'shun) n. [L. 

 cameratio, vaulting.] Division into 

 alargenumberof separate chambers 

 (zool.}. 



camerostome (kam'grostom') n. [L. 

 camera, a chamber ; stoma, a 

 mouth.] The hollowed-out under 

 surface of the " hood " of certain 

 Trogulidae (zool.}. 



camptodrome (kamp'todrom) a. [Gk. 

 kampios, flexible ; dromos, a course.] 

 Pert, leaf venation in which the 

 secondary veins bend forward and 

 anastomose before reaching the 

 margin (bot.}. 



campylospermous (kam'pilospeYmus) 

 a. [Gk. kampylos, curved ; sperma, 

 a seed.] Appl. seeds with a groove 

 along the inner face (bot.}. 



campylotropous (kam'pilot'ropus) a. 

 [Gk. kampylos, curved ; trope, a 

 turning.] Pert, ovules in which 

 the nucellus and embryo-sac are 

 bent so that the micropyle points 

 almost back to the placenta (bot.}. 



canal (kanal') n. [L. canalis, a 

 channel.] A duct ; a tubular 

 passage formed in or by some 

 tissue ; a groove in the hard or 

 soft parts of various animals ; a 



passage or groove found in the 

 tissues of numerous plants. 



canalicular (kanallk'ular) a. [L. 

 canalicuhis, a small channel.] Pert. 

 canals. 



canaliculus (kanalik'ulus) n. [L. 

 canaliculus, a small channel.] 

 Canaliculi (ptu.) are small canals 

 connecting the lacunae with one 

 another or with the Haversian 

 canals in bone ; small channels 

 for the passage of nerves through 

 various bones (anat.}. 



canaliform(kanarrf6rm)a. [L. canalis, 

 a canal ; forma, shape.] Canal-like 

 (biol., anat.}. 



cancellous (kan'sglus) a. [L. can- 

 cellosus, chambered.] Consisting 

 of slender fibres and lamellae, 

 which join to form a reticular 

 structure ; appl. the inner, more 

 spongy, portion of bony tissue 

 (anat.}. 



cancrisocial (kang'kriso'shal) a. [L. 

 cancer, a crab ; socius, an ally.] 

 Appl. animals which live on the 

 shell of, or are commensal with, 

 a crab (zool.}. 



canine (kanln', ka'nln) n. [L. cants, 

 a dog.] The tooth next to the 

 incisors; a., pert, the canine tooth, 

 or to a ridge or groove on the 

 surface of the superior maxillary 

 (anat., zool.}. 



cannon bone (kan'on bon) n. [L. 

 canna, a reed.] The bone support- 

 ing the limb from hock to fetlock, 

 the enlarged and fused metacarpals 

 or metatarsals ; in birds the tarso- 

 metatarsus (zool.}. 



canthus (kan'thus) n. [Gk. kanthelia, 

 a pack-saddle.] The angle where 

 the upper and lower eyelids meet 

 (anat.}. 



capillary (kaptrari) a. [L. capillus, 

 hair.] Minute ; hair-like ; n. one 

 of the minute thin-walled vessels 

 which form networks in various 

 parts of the body, e.g. blood, lymph, 

 or biliary capillaries (anat.}. 



capillitium (kap'ilTt'ium, kap'Ilish'ium) 

 n. [L. capillus, hair.] A peculiar 

 protoplasmic network of filaments 

 among which the spores are found 

 in the sporangia of certain Fungi 

 (bot.}. 



capitate (kap'itat) a. [L. caput, the 



