BRAZIL WOOD n.
, for cabinet-work, and for dyeing. The best is the heartwood of Cæsalpinia echinata, a leguminous tree; but other trees also yield it. An interior sort comes from Jamaica, the timber of C. Braziliensis and C. crista. This is often distinguished as Braziletto , but the better kind is also frequently so named.…
BRITISH a.
Britain or to its inhabitants; -- sometimes restrict to the original inhabitants. British gum, a brownish substance, very soluble in cold water, formed by heating dry starch at a temperature of about 600° Fahr. It corresponds, in its properties, to dextrin, and is used, in solution, as a substitute for gum in stifferin…
CALABAR n.
A district on the west coast of Africa. Calabar bean, The of a climbing legumious plant (Physostigma venenosum), a native of tropical Africa. It is highly poisonous. It is used to produce contraction of the pupil of the eye; also in tetanus, neuralgia, and rheumatic diseases; -- called also ordeal bean, being used by t…
CAMEL n.
.), the ostrich. -- Camel locust (Zoöl.), the mantis. -- Camel's thorn (Bot.), a low, leguminous shrub (Alhagi maurorum) of the Arabian desert, from which exudes a sweetish gum, which is one of the substances called manna.
CAMPHOR n. 2 definitions
A tough, white, aromatic resin, or gum, obtained from different species of the Laurus family, esp. from Cinnamomum camphara (the Laurus camphara of Linnæus.). Camphor, C10H16O, is volatile and fragrant, and is used in medicine as a diaphoretic, a stimulant, or sedative.
CAOUTCHOUC n.
A tenacious, elastic, gummy substance obtained from the milky sap of several plants of tropical South America (esp. the euphorbiaceous tree Siphonia elastica or Hevea caoutchouc), Asia, and Africa. Being impermeable to liquids and gases, and not readly affected by exposure to air, acids, and alkalies, it is used, espec…
CARBOHYDRATE n.
One of a group of compounds including the sugars, starches, and gums, which contain six (or some multiple of six) carbon atoms, united with a variable number of hydrogen and oxygen atoms, but with the two latter always in proportion as to form water; as dextrose, C6H12O6.