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An agreement between belligerents for the exchange of prisoners. Wilhelm.

aving an elastic top, to illustrate the effect of the compression or expansion of air in changing the specific gravity of bodies. -- Cartesion oval (Geom.), a curve such that, for any point of the curve mr + m'r' = c, where r and r' are the distances of the point from the two foci and m, m' and c are constant; -- used…

One of the forms, or the inflections or changes of form, of a noun, pronoun, or adjective, which indicate its relation to other words, and in the aggregate constitute its declension; the relation which a noun or pronoun sustains to some other word. Case is properly a falling off from the nominative or first state of wo…

s the money received by the salesman from customers to a cashier, and returns the proper change. [Colloq.] -- Cash credit, an account with a bank by which a person or house, having given security for repayment, draws at pleasure upon the bank to the extent of an amount agreed upon; -- called also bank credit and cash a…

n a lawsuit; to decide against; to convict; as, to be cast in damages. She was cast to be hanged. Jeffrey. Were the case referred to any competent judge, they would inevitably be cast. Dr. H. More.

ring is transferred from the fingers of one to those of another, at each transfer with a change of form. See Cratch, Cratch cradle. -- To let the cat out of the bag, to tell a secret, carelessly or willfully. [Colloq.] -- Bush cat, the serval. See Serval.

ataclysm, catarrh. It sometimes drops the final vowel, as in catoptric; and is sometimes changed to cath, as in cathartic, catholic.

Any violent catastrophe, involving sudden and extensive changes of the earth's surface.

The science of exchanges, a branch of political economy.

pounds, so that by alternate composition and decomposition the agent is apparenty left unchanged; as, the catalysis of making ether from alcohol by means of sulphuric acid; or catalysis in the action of soluble ferments (as diastase, or ptyalin) on starch.

A violent and widely extended change in the surface of the earth, as, an elevation or subsidence of some part of it, effected by internal causes. Whewell.

The doctrine that the geological changes in the earth's crust have been caused by the sudden action of violent physical causes; -- opposed to the doctrine of uniformism.

Consisting of, or occuring in, disconnected parts or snatches; changeable; as, a catchy wind.

The curve formed by a rope or chain of uniform density and perfect flexibility, hanging freely between two points of suspension, not in the same vertical line.

me is from zeal to the cause. Burke. Efficient cause, the agent or force that produces a change or redult. -- Final cause, the end, design, or object, for which anything is done. -- Formal cause, the elements of a conception which make the conception or the thing conceived to be what it is; or the idea viewed as a fo…

le to a degree not sufficient to cause fusion, the physical properties of the body being changed by chemical combination with powder; thus iron becomes steel by cementation with charcoal, and green glass becomes porcelain by cementation with sand.

Progressing by changes from the exterior of a thing toward its center; as, the centripetal calcification of a bone. R. Owen. Centripetal force (Mech.), a force whose direction is towards a center, as in case of a planet revolving round the sun, the center of the system, See Centrifugal force, under Centrifugal. -- Cen…

ways, consisting essentially of cobalt stannate. Unlike other cobalt blues, it does not change color by gaslight.

gs, and bring forth living young which they suckle for some time. The anterior limbs are changed to paddles; the tail flukes are horizontal. There are two living suborders: (a) The Mysticete or whalebone whales, having no true teeth after birth, but with a series of plates of whalebone [see Baleen.] hanging down from t…

To exchange; to bandy, as words. Spenser.