CYA 



110 



CYC 



'cuticle'; also called 'derma' 

 or 'corium.' 



cyanic, a., sl-an'-ik (Gr. kuanos, 

 dark-blue), denoting the blue 

 appearance which a patient has 

 in certain diseases ; in bot., 

 denoting a series of colours in 

 plants of which blue is the type, 

 and which do not pass into yellow, 

 comprising ' greenish -blue, blue, 

 violet-blue, violet, violet-red, and 

 red' : cyanide, n., si'an-id, a salt 

 which is a compound of cyanogen 

 with an elementary substance : 

 cyanogen, n., si-an'-d-fen (Gr. 

 gennao, I produce), a gas with an 

 odour like crushed peach leaves, 

 which burns with a rich purple 

 flame, and is an essential ingred- 

 ient in Prussian blue : cyanosis, 

 n. , sftan-dz'-is, a diseased condition 

 arising from a defect or malforma- 

 tion in the heart, characterised 

 by blueness of the skin, markedly 

 in the hands, tip of nose, and 

 ears ; also called 'morbus cser- 

 uleus. * 



Cyathea, n., sf-atfi-^d (Gr. kuath- 

 os, L. cyathus, a cup), a genus of 

 fine tropical ferns, Ord. Filices, 

 so named from the cup-shaped 

 form of the indusium : Cyathea 

 medullaris, med'-ul'ldr'-is (L. 

 medulldris, belonging to or hav- 

 ing the nature of marrow from 

 medulla, the marrow), the ponga 

 of New Zealand, which furnishes 

 a gum used as a vermifuge. 



cyathiform, a., si-ath'-i-ftirm (L. 

 cyathus, a cup ; forma, shape), 

 shaped like a cup ; resembling a 

 cup: cyathoid, a., sl'-aih-oyd 

 (Gr. eidos, resemblance), having 

 the appearance of a cup ; cyathi- 

 form : cyathus, n. r si'ath-us, the 

 cup -like bodies in- marchantia or 

 liverworts. 



Cycadacese, n. plu.,. sik'-ad-d'sV-e 

 (Gr. Tcukas, a kind of palm ; new 

 L. cycas, a kind of palm, cycados, 

 of a palm), the Cycas family, an 

 Order of trees and shrubs with 

 cylindrical trunks : Cycas, n., 



sik'-as, a genus of trees and 

 shrubs which yield much starchy 

 matter along with mucilage : 

 Cycas revoluta, rtv'-dlooM (L. 

 revolutum, rolled back from re, 

 back or again ; volvo, I roll); 

 also C. circinalis, sers'm-dl'-ts (L. 

 circindlis, encircled, whorled 

 fcomcircmus, a pair of compasses), 

 are species from whose stems a 

 kind of sago is made, and a clear 

 transparent gum exudes from 

 them : cycadaceons,. a., slk'-ad- 

 a'shiis, pert, to the Cycads or 

 Cycadacese. 



Cyclamen,, n., sikf-lam-Zn (L. eye- 

 larnlnos, Gr. kuklaminon, the 

 plant sow-bread from Gr. kuk- 

 los, a circle), a pretty bulbous 

 genus of plants, Ord. Primulacese, 

 having round leaves, the principal 

 food of the wild boars of Sicily, 

 hence its common name. 



CyclanthesB, n. plu., sik-lantJi'e-e 

 (Gr. Icuklos, a circle ;. anthos, a 

 flower), a Sub-order of the Ord. 

 Pandanacese, having fan-shaped 

 or pinnate leaves : Cyclanthus, 

 n., sik-lanth'-tis, a genus of 

 plants. 



cycle, n., sik'l (Gr. Tcuklikos, L. 

 cyclicus, circular from Gr. kuk- 

 los, a circle),, in bot., the turn of 

 a spiral as of a leaf so arranged : 

 cyclic, a., sikf-lik, also cyclical, 

 a., sik'lik-al, arranged in a circle 

 round an axis ; coiled up. 



cyclogens, m plu., sik'lo-fens (Gr. 

 kuklos, a circle ; gennao, I pro- 

 duce), a name given to exogenous 

 plants, in consequence of exhibit- 

 ing concentric circles in their 

 stems : cyclogenous, a., sik-lddf- 

 en-tis, having concentric woody 

 circles. 



cycloid, a., sikf-ldyd (Gr. kuklos, a 

 circle ; eidos, resemblance), in 

 zool., applied to those scales of 

 fishes which have a regularly 

 circular or elliptical outline with 

 an even margin. 



cyclosis, n., sik-ldz'-ts (<Gr. kuklosis, 

 a surrounding, a circulation 



