Cinchona, sin-kō′na, n. a genus of trees, yielding the bark so much valued in medicine, from which the most important alkaloids, quinine and its congeners, are obtained—also called Peruvian bark.—adjs. Cinchonā′ceous, Cinchon′ic.—n. Cin′chonine, an alkaloid obtained from the bark of several species of cinchona.—adj. Cinchonin′ic.—n. Cinchonisā′tion.—v.t. Cin′chonise, to bring under the influence of cinchona or quinine.—n. Cin′chonism, a morbid state due to overdoses of cinchona or quinine. [Said to be so named from the Countess of Chinchon, who was cured of a fever by it in 1638.]

Cincture, singk′tūr, n. a girdle or belt: a moulding round a column.—v.t. to gird, encompass.—adjs. Cinct, surrounded; Cinc′tured, having a cincture. [L. cincturacingĕre, cinctum, to gird.]

Cinder, sin′dėr, n. the refuse of burned coals: anything charred by fire: (slang) some strong stimulant put in tea, soda-water, &c.—ns. Cinderel′la, a scullery-maid; Cinderel′la-dance, an early dancing-party ending at midnight—from the nursery tale.—adj. Cin′dery. [A.S. sinder, scoriæ, slag.]

Cinematograph. See Kinematograph.

Cinenchyma, si-neng′ki-ma, n. laticiferous tissue, consisting of irregularly branching and anastomosing vessels.—adj. Cinenchym′atous. [Gr. kinein, to move, engchyma, infusion.]

Cineraria, sin-e-rā′ri-a, n. a genus of plants, with flowers of various colours, chiefly belonging to South Africa, but also grown in greenhouses in Britain and elsewhere. [L. cinerariuscinis, cineris, ashes.]

Cinerary, sin′e-ra-ri, adj. pertaining to ashes.—ns. Cinerā′tion; Cinerāt′or; Cinē′rea, gray or cellular, as distinguished from white or fibrous, nerve tissue.—adjs. Cinē′real; Cinē′reous, ashy-gray; Cineres′cent, becoming ashy-gray; Cineri′tious, ashy-gray: pertaining to gray nerve tissue. [L. cinereus, ashy—cinis, cineris, ashes.]

Cingalese, sing′ga-lēz, n. a native of Ceylon.—adj. belonging to Ceylon.

Cingulum, sing′gū-lum, n. the girdle of an alb. [L.—cingĕre, to gird.]

Cinnabar, sin′a-bar, n. sulphuret of mercury, called vermilion when used as a pigment.—adj. vermilion-coloured.—adjs. Cinnabar′ic, Cinn′abarine. [L.,—Gr. kinnabari, a dye, from Persian.]