CHOUGH 



77 



CINCHONACE.E 



inner side, lining the sclerotic portion of 

 the eyeball. C. plexus : the vascular mar- 

 gins of the vellum of the brain. 

 Chough, (chuf). A variety of the crow. 

 Christmas rose=Helleborus niger. 



Christopher, Herb=Actat3a, q.v. 



Chromates, (kro'matz). [Gk. chroma, colour. 1 

 =M'2Cr04 : salts formed by combination, of 

 chromic acid and bases. 



Chromatic, (kro-mat'ik). [Ckromaticus, the 

 Latin word.] Relating to colour. C. aber- 

 ration : the formation of images having the 

 edges tinged with colours, owing to the 

 refraction of the light passing through lenses. 

 C. scale ; a series of thirteen notes, including 

 the two notes forming an octave and the 

 intermediate tones and semitones. 



Chromatophores, ( kro-mat'o-forz ). [ Gk. 

 chroma, colour; phoreo, I carry.] Small pig- 

 ment sacs, especially those in cuttle fishes. 



Chrome, (krom). [Chromium, q.v.] An old 

 name for chromium ore. C. ironstone=Fe 

 OCro0 3 : the chief ore of chromium. C. 

 2/e07/7=PbCrO 4 =Chromate of lead. 



Chromic acid, (kro'mik). [Chromium, q.r.] 

 l.=H 2 CrO 4 : a deliquescent solid. 2.=Cr0 3 : 

 now called chromic anhydride. 



Chromite, (kro'mit). [Chromium, q.v.] A 

 mineral, chiefly oxide of chromium : an 

 ore of iron. 



Chromium, ( kro'mi-um ). [ Gk. chroma, 

 colour.]=Cr" : one of the iron-like metals: 

 rare, used as a dye material.. 



Chromosphere, (kro'mo-sfer). [Gk. chroma, 

 colour ; sphaira, sphere.] The gaseous 

 envelope of the sun. 



Chronometer, (kro-nom'e-ter), [Gk. chronos, 

 time; metron, measure.] 1. Any instru- 

 ment which measures the lapse of time. 2. 

 An instrument used, chiefly on shipboard, 

 to indicate the exact time at some giveu 

 place. 



Chronoscope, (kron'o-skop). [Gk. chronos, 

 time; scopeo, I see.] An apparatus for mea- 

 surement of the velocity of projectiles and 

 falling bodies. 



Chroococcaceae, ( kro-o-kok-a'se-e ). A sub- 

 division of Algae, comprising those which 

 bear the lichen fungi. 



Chrysalides. Plural of Chrysalis, q.v. 



Chrysalis, (kris'a-lis). [Gk. chrysos, gold.]= 

 =Nyiuph=Pupa : in holo- 

 metabolic insects, the inter- 

 mediate state between the 

 larva and perfect insect, 

 often gold coloured. 



Chrysanthemum, ( kris-an'- Chrysalis. 

 the-mum). [Gk. chrysos, gold; anthemon, 

 flower.] Corn-marigold, &c. : herbs belonging 

 to Asteracete. 



Chrysene, (kri'sen). [Gk. chryseos, yellow.] 

 = C 18 H 12- A yellow crystalline substance 

 obtained from coal-tar. 



Chrysobalanaceae, ( kris -o - bal -an- a'se - e ). 

 [Chrysobalanus, 9.v.]=Chrysobalans: tropi- 

 cal trees and shrubs belonging to Resales. 



Chrysobalanus, (kris-o-bal'a-nus). [Gk. chry- 

 sos, gold; balanos, acorn.] Cocoa-plum: the 

 typical genus of Chrysobalanaceae. 



Chrysoberyl, ( kris'ob-e-ril ). [Gk. chrysos, 

 gold ; beryllos, beryl.] A mineral, chiefly 

 alumina and glucina. 



Chrysocolla, (kris'o-kol-la). [Gk.ekrytpt, gold.] 

 One of the copper group of minerals, amor- 

 phous, chiefly silicate of copper, somewhat 

 resembling malachite. 



Chrysolite, (kris'o-lit). [Gk. cJirysos, gold: 

 lithos, stone.]=Peridot : a fine variety of 

 Olivine, of gold-green colour. 



Chrysophyll, (kris'o-fil). [Gk. cJirysos, gold; 

 phyllon, leaf.] A golden colouring matter 

 found in leaves. 



Chub, (chub)=Leuciscus cephalus: a fish be- 

 longing to Cyprinidfe. 



Churchyard beetler=Blaps mortisaga. 



Chylaqueous fluid, (ki-lak'we-us). [Chyle, q.v,] 

 A liquid filling the body cavity of Asterias,&c. 



Chyle, (kil). [Gk. cliylos, juice. ]= Lymph: 

 modified food: an alkaline milky fluid which 

 passes through the intestines, during which 

 passage the nutritious portions of it are ab- 

 sorbed by the walls of the intestines. 



Chyme, (kim). [Gk. chymos, juice.] The 

 food after digestion in the stomach, which 

 passes into the intestines in the form of a 

 thick acid fluid. 



Cicada, (si-ka'tia). [The Latin name.] An 

 insect belonging to Hemiptera. 



Cicatricula, (sik-a-trik'u-la). [L. cicatrix, 

 scar. ]= Tread: an opaque spot oil the surface 

 of a yelk. 



Cicely=Myrrhis: a plant belonging to Apia- 

 cese. 



Cichoracese, (sik-o-ril'se-e). [Cichorium, chi- 

 cory.] Lettuce, chicory, &c. : a sub-division 

 of Asteracea?. 



Ciconia, (si-k5'ni-a), [The Latin name.]= 

 Stork: a marsh bird, with long legs and bill, 

 belonging to Grallatores. 



Cicuta, (si-ku'ta). [The Latin name.]:='W'ater- 

 hemlock, &c. : an herb belonging to Apiacese. 



Cigana=0pisthocomus cristatus ; a gallina- 

 ceous bird of Brazil. 



Cilia, (sil'i-a). [L. cilium, eyelid.] Small 

 filaments on the surface of epithelial cells, 

 often the means of locomotion in the lower 

 animals. 



Ciliary, (sil'i-a-ri). [Cilia, q.v.] Filamentary. 

 C. lif/ament: in the eye, connecting the iris 

 and capsule. C, muscle: attached to the 

 ehoroid of the eye. C. processes: the ante- 

 rior termination of the ehoroid. 



Ciliati, (sil-i-a'ti). [Cilia, q.v.] 1. Leuckart'a 

 term for Bryozoa and Rotiferi , considered as 

 a division of Vermes. 2. A division of In- 

 fusoria, having abundance of vibratile cilia. 



Cimex, (si'meks). [The Latin name.]=Bug; 

 an insect belonging to Hemiptera. 



Cimicifuga, (si-mi-sifu-ga). [L. cimex, bug: 

 fugo, I drive away.] = Bug-wort : a foetid 

 plant belonging to Ranunculacese. 



Cinchona, (sin-ko'na). [Countess of Cinchon. 

 Or Quinquina, the native name.] The typi- 

 cal genus of Cinchonacesc: the bark is much 

 used in medicine, v. Quinine. 



Cinchonacese, (sin-ko-na'se-e). [Cinchona, q.v.] 

 =Cinchonads: tropical herbs, shrubs, and 

 trees belonging to Cinchonales. 



