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at in dentistry. It was so named in 1804 by Wollaston from the asteroid Pallas, which was discovered in 1802. Symbol Pd. Atomic weight, 106.2.

One who discovers a way or path; one who explores untraversed regions. The cow is the true pathfinder and pathmaker. J. Burroughs.

e for management or disbursement; embezzlement. Every British subject . . . active in the discovery of peculations has been ruined. Burke.

A hole, or crevice, through which one may peep without being discovered.

Acute; discerning; sagacious; quick to discover; as, a penetrating mind.

Acuteness; insight; sharp discoverment; sagacity; as, a person of singular penetration. Walpole.

, of being affected by something external; sensation; sensibility. [Obs.] This experiment discovereth perception in plants. Bacon.

A generalization with regard to systems of chemical equilibrium, discovered by Prof. J. Willard Gibbs. It may be stated thus: The degree of variableness (number of degrees of freedom) of a system is equal to the number of components minus the number of phases, plus two. Thus, if the components be salt and water, and th…

A rare and doubtful metallic element said to have been discovered in the mineral samarskite.

which shines in the dark after exposure to light; -- so called because this property was discovered by a resident of Bologna. The term is sometimes applied to other compounds having similar properties. -- Metallic phosphorus (Chem.), an allotropic modification of phosphorus, obtained as a gray metallic crystalline su…

The art and science of discovering the predominant temper, and other characteristic qualities of the mind, by the outward appearance, especially by the features of the face.

ds or their properties; pertaining to pneumatics; as, pneumatic experiments. "Pneumatical discoveries." Stewart.

To indicate or discover by a fixed look, as game.

A supposed new element, a radioactive substance discovered by M. and MMe. Curie in pitchblende. It is closely related chemically to bismuth. It emits only alpha rays and is perhaps identical with radium F.

ion, as occurring in time and space. Such relations are denominated laws, which are to be discovered by observation, experiment, and comparison. This philosophy holds all inquiry into causes, both efficient and final, to be useless and unprofitable.

his life was saved by precaution. They [ancient philosophers] treasured up their supposed discoveries with miserable precaution. J. H. Newman.

rd or prize to be adjudged; a bounty; as, a premium for good behavior or scholarship, for discoveries, etc. To think it not the necessity, but the premium and privilege of life, to eat and sleep without any regard to glory. Burke. The law that obliges parishes to support the poor offers a premium for the encouragement…

Preceding in the order of time; former; antecedent; anterior; previous; as, a prior discovery; prior obligation; -- used elliptically in cases like the following: he lived alone [in the time] prior to his marriage.

Privacy; secrecy; confidence. Chaucer. I will unto you, in privity, discover . . . my purpose. Spenser.

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…