CHEMISTRY 



CHLORACETIC 



of two substances which will combine with 

 any given quantity of another substance. C. 

 formula: the symbolic expressions of chemi- 

 cal composition, as H2O for water, &c. C. 

 harmonicon: musical notes produced by burn- 

 ing a stream of hydrogen in a series of open 

 tubes of different diameters. C. hygrometer: 

 v. Hygrometer. C. nomenclature: v. Tables. 



Chemistry, (kem'is-tri). [Copt.c/iemia.hidden.] 

 The science of the nature of elementary sub- 

 stances, and the laws which govern their 

 combination. 



Chenopodales, ( ken-op-o-da'lez ). [Chenopo- 

 dium, q.v.] A primary division of Hypo- 

 gy nous Exogens. 



Chenopodiaceae, (ken-o-pod-i-a'se-e). [Cheno- 

 podium, g.v.]=Beet, spinage, &c. : herbs and 

 shrubs, the type of Chenopodales. 



Chenopodium, (ken-o-pod'i-um). [Gk. chen, 

 goose; pous, foot.]=Goosefoot: the typical 

 genus of Chenopodiacese. 



Cherry, (cher'ri). [Cerasus, the Latin word.] 

 =Cerasus: a plant belonging to Primus. 



Chert, (chert). [Welsh, cellt, flintstoue.] A 

 compound of flint and limestone. 



Chervil, (clier / vil)=Chseropbyllum; also=An- 

 thriscus cerefolium. 



Chessylite, (ches'si-ITt) Azurite: one of the 

 copper group of minerals, resembling mala- 

 chite, with oblique crystallization; used as a 

 copper ore. 



Chestnut, (chest'nut). [Castanea, the Latin 

 name.]=Castanea: a tree belonging to Cory- 

 laceae. Sweet C. = Castanea. Horse C. 



Chetodon=Chaetodon, q.v. 



Chevron bones, (shev'rou). [F. chevron, rafter.] 



Arched bones, branching from the vertebral 



column. 

 Chevrotain, (shev'ro-tan). [The French name.] 



=Mosclms Javonicus: a variety of the Musk- 



deer; belongs to Iluminantia. 

 Chiaroscuro, (ke-a-ro-sk66'ro). [It. chiaro, 



light; oscv.ro, dark.] The distribution of 



light and dark colours in paintings. 

 Chiasma, (ki-as'ma). [Gk. chiasma, a cross- 



ing.] A crossing of two portions of the optic 



nerve. 

 Chiastolite, ( ki-ns'to-llt ). [Gk. chiaxtos, 



crossed; lithos, stone.] A softer variety of 



Andalusite ; named from the crystals usually 



being imbedded in slate, so as to form 



crosses. 

 Chick, (chik). [The sound it makes.] The 



young of domestic poultry. 

 Chickweed, (chik' weed). =Stellaria media: an 



herb belonging to Caryophyllacese. 

 Chicory, (chik'o-ri). [Cichorium, the Latin 



name.]=Cichorium: an hejrb belonging to 



Asteraceaj. 

 Chigoe=Puiex penetrans: an American flea- 



like insect. 

 Chills, (chils). Moulds of metal in which iron 



is cast. 

 Chillesford beds. [Chillesford, in Suffolk.] v. 



Aldeby beds. , 

 Chilognatha, (kl-log'na-tha). [Gk.cJieilos, lip: 



gnathos, jaw.]=Diplopoda=Millipede3: ani- 



mals belonging to Myriapoda. 



Chilopoda, (ki-lop'o-da). [Gk. cheilos, lip; 

 pous, foot.]=Syngnatha=Centipedes: a divi- 

 sion of Myriapoda : carnivorous worm-like 

 animals, with broad depressed body seg- 

 ments, each with a pair of limbs. 



Chimsera, (ki-me'ra). [Gk. chimaira, mon- 

 ster.] l.=Holocephali: a shark-like fish. 2. 

 A division of Infusoria. 



Chimpanzee, (chim-pan'ze)=Troglodytes: one 

 of the anthropoid apes, 

 having long anus, large 

 thumbs, and a wrinkled 

 face; found in Africa. 



China, (chi'na). C. clay 

 Kaolin, q.v.: a mine- 

 ral substance, chiefly 

 silicate of alumina. C. 

 aster = Callistema : (7. 

 6ari=Buenahexandra: 

 C. rose=Hibiscus rosa 

 sinensis. Chimpanzee. 



Chinchilla, (chin-chilla). [The Spanish name.] 

 A squirrel-like animal.belongingto Ilodentia. 



Chine, (chin). In ships, the hollowed part of 

 the water-way, above deck. 



Chinese, (chi-nez'). C. c/<en-y=Prunus pseudo- 

 cerasus. C. cj-o6=Pyrus spectabilis. C. iti- 

 d(V/o=Isatis indigotica. C. s<oHes=Aga]iiia- 

 tolite, q.v. C. fj'ee=Pceonia inoutan. O. 

 wax, l.=Ci54Hio8O2: obtained from bees- wax; 

 2. A secretion from a tree grown in China. 

 C. winciias*=Differential screw, q.v. 



Chioties. A succulent climbing plant of Mexi- 

 co, with a pearl-like fruit. 



Chironectes, (ki-ro-nek'tez). 1. = Yapock=Di- 

 delphis palmata: a semi-aquatic opossum, 

 with webbed feet. 2.=Cheironectes=Frog- 



Chirotes, (ki'ro-tes). A small lizard, having 

 front limbs only, belonging to Lacertilia; 

 found in Mexico. 



Chitin, ( ki-tin ). [ Gk. chiton, mantle. ]= 

 C^Hos^Ou: a horny substance forming the 

 covering of many insects and crustaceans. 



Chiton, (ki'ton). A molluscous animal, with 

 multivalve shell, belonging to Gasteropoda. 



Chives, (chlvz). [Gives, the French name.]= 

 Allium schoenoprasama: an herb belonging 

 to Liliaceae. 



Chladni, Professor, of Germany, C. figures; 

 regular figures, formed by fine sand strewn, 

 on vibrating plates or membranes. C. plates: 

 of glass or metal, of various regular forms. 

 C. tonometer; a vibrating strip of metal, by 

 which the number of vibrations required to 

 produce a given note is ascertained. 



Chlsenaceae, (klg-mYse-e)=Chlenads : shrubs 

 and trees of Madagascar, with showy red 

 flowers, belonging to Gerauiales; found only 

 in Madagascar. 



Chloanthite, (klo-an'thit)=White nickel; a 

 mineral of the nickel group, crystallising in 

 cubes, chiefly arseniate of nickel; NiAs2. 



Chlora, (klo'ra). [Gk. chloros, green.]=Yel- 

 low-wort= Yellow centaury: an herb belong- 

 ing to Gentianacese. 



Chloracetic acid, (klo-ra-se'tik). [Chlorine and 

 acetic acid, q.v.]= Acts tic acid, in which 3H 

 is replaced by 3C1. 



