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Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial. For whatsoever mother wit or art Could work, he put in proof. Spenser. You shall have many proofs to show your skill. Ford. Formerly, a very rude mode of ascertaining the strength of spirits was prac…

A statement in terms of a truth to be demonstrated, or of an operation to be performed.

To test, evince, ascertain, or verify, as the correctness of any operation or result; thus, in subtraction, if the difference between two numbers, added to the lesser number, makes a sum equal to the greater, the correctness of the subtraction is proved.

the science which treats of the relations of the psychical and physical in their conjoint operation in man; the doctrine of the relation of function or dependence between body and soul.

The act of purifying; the act or operation of separating and removing from anything that which is impure or noxious, or heterogeneous or foreign to it; as, the purification of liquors, or of metals.

heir deliverer Puts invincible might. Milton. In the mean time other measures were put in operation. Sparks.

aving the same area as some given curvilinear figure; as, the quadrature of a circle; the operation of finding an expression for the area of a figure bounded wholly or in part by a curved line, as by a curve, two ordinates, and the axis of abscissas.

The method or art of performing arithmetical operations by means of Napier's bones. See Napier's bones. [Written also rhabdology.]

iotelegraphic station serving solely for determining the position of ships. The radius of operation of such stations was restricted by the International Radiotelegraphic Convention (1912) to 30 nautical miles.

Specifically, the operation or work of setting up the frame of a building; as, to help at a raising. [U.S.]

he empty shell, loading, and firing the next shot, the latter being guns that require one operation of the hand at each discharge, to load the gun. (2)

The act or operation of reanimating, or the state of being reanimated; reinvigoration; revival.

To perform the act or operation of reaping; to gather a harvest. They that sow in tears shall reap in joy. Ps. cxxvi. 5.

sed of principles. Coleridge. The sense perceives; the understanding, in its own peculiar operation, conceives; the reason, or rationalized understanding, comprehends. Coleridge.

The act of recollecting, or recalling to the memory; the operation by which objects are recalled to the memory, or ideas revived in the mind; reminiscence; remembrance.

liminary examination or survey of; esp., to survey with a view to military or engineering operations.

The act or operation of rectifying; as, the rectification of an error; the rectification of spirits. After the rectification of his views, he was incapable of compromise with profounder shapes of error. De Quincey.

The operation of restoring a dislocated or fractured part to its former place. Reduction ascending (Arith.), the operation of changing numbers of a lower into others of a higher denomination, as cents to dollars. -- Reduction descending (Arith.), the operation of changing numbers of a higher into others of a lower den…

rt and parcel of our intellectual furniture. Sir W. Hamilton. All men are concious of the operations of their own minds, at all times, while they are awake, but there few who reflect upon them, or make them objects of thought. Reid. As I much reflected, much I mourned. Prior.

lready occupied it; continued consideration; meditation; contemplation; hence, also, that operation or power of the mind by which it is conscious of its own acts or states; the capacity for judging rationally, especially in view of a moral rule or standard. By reflection, . . . I would be understood to mean, that notic…