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of a large squirrel, remarkable for its fine fur, which is very soft and of a pearly gray color. It is a native of Peru and Chili.

Cotton cloth, printed with flowers and other devices, in a number of different colors, and often glazed. Swift.

A colorless oily liquid, CCl3.CHO, of a pungent odor and harsh taste, obtained by the action of chlorine upon ordinary or ethyl alcohol.

The name of a group of minerals, usually of a green color and micaceous to granular in structure. They are hydrous silicates of alumina, iron, and magnesia. Chlorite slate, a schistose or slaty rock consisting of alumina, iron, and magnesia.

A colorless gas, CH3Cl, of a sweet odor, easily condensed to a liquid; -- called also methyl chloride.

A green substance, supposed to be the cause of the green color of the blood in some species of worms. Ray Lankester.

A colorless volatile liquid, CHCl3, having an ethereal odor and a sweetish taste, formed by treating alcohol with chlorine and an alkali. It is a powerful solvent of wax, resin, etc., and is extensively used to produce anæsthesia in surgical operations; also externally, to alleviate pain.

An instrument to test the decoloring or bleaching power of chloride of lime.

A massive mineral, greenish in color, and opal-like in appearance. It is essentially a hydrous silicate of iron.

of the leaves (and other parts exposed to light) of plants, to which they owe their green color, and through which all ordinary assimilation of plant food takes place. Similar chlorophyll granules have been found in the tissues of the lower animals. [Written also chlorophyl.]

usually occurring in great numbers in the cytoplasm near the cell wall, and consist of a colorless ground substance saturated with chlorophyll pigments. Under light of varying intensity they exhibit phototactic movements. In animals chloroplasts occur only in certain low forms.

ase in plants, causing the flowers to turn green or the leaves to lose their normal green color.

A heavy, colorless liquid, CCl3.NO2, of a strong pungent odor, obtained by subjecting picric acid to the action of chlorine. [Written also chloropikrin.]

A colorless, amorphous, nitrogenous substance, tasteless and odorless, formed from cartilaginous tissue by long-continued action of boiling water. It is similar to gelatin, and is a large ingredient of commercial gelatin.

A fluosilicate of magnesia and iron, yellow to red in color, often occurring in granular form in a crystalline limestone.

A bird of the Crow family (Fregilus graculus) of Europe. It is of a black color, with a long, slender, curved bill and red legs; -- also called chauk, chauk-daw, chocard, Cornish chough, red-legged crow. The name is also applied to several allied birds, as the Alpine chough. Cornish chough (Her.), a bird represented bl…

An instrument for showing the optical effects of color.

Relating to color, or to colors.

The science of colors; that part of optics which treats of the properties of colors.

The state of being colored, as in the case of images formed by a lens.