Prove word meaning and definition

[verb] establish the validity of something, as by an example, explanation or experiment; "The experiment demonstrated the instability of the compound"; "The mathematician showed the validity of the conjecture"
[verb] prove formally; demonstrate by a mathematical, formal proof
[verb] obtain probate of, as of a will
[verb] provide evidence for; "The blood test showed that he was the father"; "Her behavior testified to her incompetence"
[verb] take a trial impression of
[verb] cause to puff up with a leaven; of dough; "unleavened bread"
[verb] increase in volume; of dough
[verb] put to the test, as for its quality, or give experimental use to; "This approach has been tried with good results"; "Test this recipe"
[verb] be shown or be found to be; "She proved to be right"; "The medicine turned out to save her life"; "She turend up HIV positive"

\Prove\, v. t. [imp. & p. p. {Proved}; p. pr. & vb. n. {Proving}.] [OE. prover, F. prouver, fr. L. probare to try, approve, prove, fr. probus good, proper. Cf. {Probable}, {Proof}, {Probe}.] 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.
\Prove\, v. i. 1. To make trial; to essay. 2. To be found by experience, trial, or result; to turn out to be; as, a medicine proves salutary; the report proves false. ``The case proves mortal.'' --Arbuthnot. So life a winter's morn may prove. --Keble. 3. To succeed; to turn out as expected. [Obs.] ``The experiment proved not.'' --Bacon.

Morse code: .--. .-. --- ...- .