prove /ˈpruv/
 (vt.)證明,查驗,檢驗,勘探,顯示(vi.)證明是
 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.
 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.”
 ◄ ►
 prove
      v 1: be shown or be found to be; "She proved to be right"; "The
           medicine turned out to save her life"; "She turned up
           HIV positive" [syn: turn out, turn up]
      2: 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" [syn: demonstrate,
          establish, show, shew] [ant: disprove]
      3: provide evidence for; "The blood test showed that he was the
         father"; "Her behavior testified to her incompetence"
         [syn: testify, bear witness, evidence, show]
      4: prove formally; demonstrate by a mathematical, formal proof
      5: put to the test, as for its quality, or give experimental
         use to; "This approach has been tried with good results";
         "Test this recipe" [syn: test, try, try out, examine,
          essay]
      6: increase in volume; "the dough rose slowly in the warm room"
         [syn: rise]
      7: cause to puff up with a leaven; "unleavened bread" [syn: raise,
          leaven]
      8: take a trial impression of
      9: obtain probate of; "prove a will"
      [also: proven]