•A cupel or cupelling hearth in which precious metals are melted for trial and refinement.•Examination or trial by the cupel; hence, any critical examination or decisive trial; as, to put a man's assertions to a test.•Means of trial; as, absence is a test of love.•That with which anything is compared for proof of its genuineness; a touchstone; a standard.•Discriminative characteristic; standard of judgment; ground of admission or exclusion.•Judgment; distinction; discrimination.•A reaction employed to recognize or distinguish any particular substance or constituent of a compound, as the production of some characteristic precipitate; also, the reagent employed to produce such reaction; thus, the ordinary test for sulphuric acid is the production of a white insoluble precipitate of barium sulphate by means of some soluble barium salt.•To refine, as gold or silver, in a test, or cupel; to subject to cupellation.•To put to the proof; to prove the truth, genuineness, or quality of by experiment, or by some principle or standard; to try; as, to test the soundness of a principle; to test the validity of an argument.•To examine or try, as by the use of some reagent; as, to test a solution by litmus paper.•A witness.•To make a testament, or will.•Alt. of Testa

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