Prove v. t. [imp. & p. p. Proved p. pr. & vb. n. Proving.]
1. To try or to ascertain by an experiment, or by a test or standard; to test; as, to prove the strength of gunpowder or of ordnance; to prove the contents of a vessel by a standard measure.
Thou hast proved mine heart. --Ps. xvii. 3.
2. To evince, establish, or ascertain, as truth, reality, or fact, by argument, testimony, or other evidence.
They have inferred much from slender premises, and conjectured when they could not prove. --J. H. Newman.
3. To ascertain or establish the genuineness or validity of; to verify; as, to prove a will.
4. To gain experience of the good or evil of; to know by trial; to experience; to suffer.
Where she, captived long, great woes did prove. --Spenser.
5. Arith. 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.
6. Printing To take a trial impression of; to take a proof of; as, to prove a page.
Syn: -- To try; verify; justify; confirm; establish; evince; manifest; show; demonstrate.
adj : established beyond doubt; "a proven liar"; "a Soviet leader
of proven shrewdness" [syn: proven] [ant: unproved]