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looped. -- Check list, a list or catalogue by which things may be verified, or on which they may be checked. -- Check nut (Mech.), a secondary nut, screwing down upon the primary nut to secure it. Knight. -- Check valve (Mech.), a valve in the feed pipe of a boiler to prevent the return of the feed water. -- To tak…

The curd of milk, coagulated usually with rennet, separated from the whey, and pressed into a solid mass in a hoop or mold.

having four toes of each of the anterior limbs elongated and connected by a web, so that they can be used like wings in flying. See Bat.

ir of mouth organs, terminated by a pincherlike claw, in scorpions and allied Arachnida. They are homologous with the falcers of spiders, and probably with the mandibles of insects.

The force exerted between the atoms of elementary substance whereby they unite to form chemical compounds; chemical attaction; affinity; -- sometimes used as a general expression for chemical activity or relationship.

ranch of science which treats of the composition of substances, and of the changes which they undergo in consequence of alterations in the constitution of the molecules, which depend upon variations of the number, kind, or mode of arrangement, of the constituent atoms. These atoms are not assumed to be indivisible, but…

rganisms, as bacteria, zoöspores of algæ, etc., to chemical substances held in solution. They may be attracted (positive chemotaxis) or repelled (negative chemotaxis). -- Chem`o*tac"tic (#), a. -- Chem`o*tac"tic*al*ly, adv.

of Indians, formerly inhabiting the region about the head waters of the Tennessee River. They are now mostly settled in the Indian Territory, and have become one of the most civilized of the Indian Tribes.

winged footstool and chariot of the Almighty, described in Ezekiel i. and x. I knew that they were the cherubim. Ezek. x. 20. He rode upon a cherub and did fly. Ps. xviii. 10.

A trible of North American Indians (Southern Appalachian) allied to the Choctaws. They formerly occupied the northern part of Alabama and Mississippi, but now live in the Indian Territory.

; to produce young. This queen Genissa childing died. Warner. It chanced within two days they childed both. Latimer.

One of the two principal orders of myriapods. They have numerous segments, each bearing two pairs of small, slender legs, which are attached ventrallly, near together.

One of the orders of myriapods, including the centipeds. They have a single pair of elongated legs attached laterally to each segment; well developed jaws; and a pair of thoracic legs converted into poison fangs. They are insectivorous, very active, and some species grow to the length of a foot.

An extensive suborder of marine Bryozoa, mostly with calcareous shells. They have a movable lip and a lid to close the aperture of the cells. [Also written Chillostomata.]

is attached the nominal office of steward. As members of Parliament cannot resign, when they wish to go out they accept this stewardship, which legally vacates their seats.

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.

formed in the cells 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.]

s ground substance saturated with chlorophyll pigments. Under light of varying intensity they exhibit phototactic movements. In animals chloroplasts occur only in certain low forms.

noted for their pursuit of agriculture, and for living at peace with the white settlers. They are now one of the civilized tribes of the Indian Territory.

nguishing what is to be preferred, and in giving a preference; discrimination. I imagine they [the apothegms of Cæsar] were collected with judgment and choice. Bacon.