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disprove

[dis-proov] /dɪsˈpruv/
verb (used with object), disproved, disproving.
1.
to prove (an assertion, claim, etc.) to be false or wrong; refute; invalidate:
I disproved his claim.
Origin
1350-1400
1350-1400; Middle English < Anglo-French, Old French desprover, equivalent to des- -dis-1 + prover to prove
Related forms
disprovable, adjective
disprover, noun
undisprovable, adjective
undisproved, adjective
Can be confused
deny, disapprove, disprove, rebut, refute (see synonym study at deny)
disapprove, disprove, rebut, refute.
Synonyms
discredit, contradict, negate, confute.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for disprover

disprove

/dɪsˈpruːv/
verb
1.
(transitive) to show (an assertion, claim, etc) to be incorrect
Derived Forms
disprovable, adjective
disproval, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for disprover

disprove

v.

late 14c., from Old French desprover "refute, contradict," from des- (see dis-) + prover (see prove). Related: Disproved; disproving.

Online Etymology Dictionary, © 2010 Douglas Harper
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