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Wordnet 3.0

VERB (9)

1. be shown or be found to be;
- Example: "She proved to be right"
- Example: "The medicine turned out to save her life"
- Example: "She turned up HIV positive"
[syn: prove, turn out, turn up]

2. establish the validity of something, as by an example, explanation or experiment;
- Example: "The experiment demonstrated the instability of the compound"
- Example: "The mathematician showed the validity of the conjecture"
[syn: prove, demonstrate, establish, show, shew]

3. provide evidence for;
- Example: "The blood test showed that he was the father"
- Example: "Her behavior testified to her incompetence"
[syn: testify, bear witness, prove, 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;
- Example: "This approach has been tried with good results"
- Example: "Test this recipe"
[syn: test, prove, try, try out, examine, essay]

6. increase in volume;
- Example: "the dough rose slowly in the warm room"
[syn: rise, prove]

7. cause to puff up with a leaven;
- Example: "unleavened bread"
[syn: raise, leaven, prove]

8. take a trial impression of;

9. obtain probate of;
- Example: "prove a will"


The Collaborative International Dictionary of English v.0.48:

Prove \Prove\, v. i. 1. To make trial; to essay. [1913 Webster] 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. [1913 Webster] So life a winter's morn may prove. --Keble. [1913 Webster] 3. To succeed; to turn out as expected. [Obs.] "The experiment proved not." --Bacon. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Prove \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. [1913 Webster] Thou hast proved mine heart. --Ps. xvii. 3. [1913 Webster] 2. To evince, establish, or ascertain, as truth, reality, or fact, by argument, testimony, or other evidence. [1913 Webster] They have inferred much from slender premises, and conjectured when they could not prove. --J. H. Newman. [1913 Webster] 3. To ascertain or establish the genuineness or validity of; to verify; as, to prove a will. [1913 Webster] 4. To gain experience of the good or evil of; to know by trial; to experience; to suffer. [1913 Webster] Where she, captived long, great woes did prove. --Spenser. [1913 Webster] 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. [1913 Webster] 6. (Printing) To take a trial impression of; to take a proof of; as, to prove a page. [1913 Webster] Syn: To try; verify; justify; confirm; establish; evince; manifest; show; demonstrate. [1913 Webster]
WordNet (r) 3.0 (2006):

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: prove, 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: prove, demonstrate, establish, show, shew] [ant: confute, disprove] 3: provide evidence for; "The blood test showed that he was the father"; "Her behavior testified to her incompetence" [syn: testify, bear witness, prove, 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, prove, try, try out, examine, essay] 6: increase in volume; "the dough rose slowly in the warm room" [syn: rise, prove] 7: cause to puff up with a leaven; "unleavened bread" [syn: raise, leaven, prove] 8: take a trial impression of 9: obtain probate of; "prove a will"
Moby Thesaurus II by Grady Ward, 1.0:

134 Moby Thesaurus words for "prove": affirm, afford proof of, argue, ascertain, assay, attend, attest, audit, authenticate, back, back up, balance, balance the books, be found, bear out, become of, bespeak, betoken, bolster, bring home to, bring out, bring to test, buttress, certify, check, check and doublecheck, check out, check over, cinch, circumstantiate, clinch, collate, come about, come of, come out, confirm, corroborate, cross-check, cut and try, demonstrate, determine, develop, document, double-check, end, engrave, ensue, essay, establish, eventuate, evince, examine, experiment, fall out, fare, fix, follow, follow from, fortify, get out, give a try, give a tryout, have a case, have a go, hectograph, hold good, hold water, impress, imprint, indicate, inventory, issue, make good, make out, mimeograph, multigraph, nail down, overhaul, overprint, pan out, play around with, practice upon, print, probate, proof, prove to be, prove true, publish, pull, pull a proof, put out, put to bed, put to press, put to trial, ratify, recheck, reinforce, reissue, remove all doubt, reprint, research, result, road-test, run, run a sample, run off, sample, set at rest, settle, settle the matter, shake down, show, stamp, strengthen, strike, substantiate, support, sustain, take stock, taste, terminate, test, triple-check, try, try it on, try out, turn out, undergird, unfold, uphold, validate, verify, warrant, work out