un disproved

disprove

[dis-proov]
verb (used with object), disproved, disproving.
to prove (an assertion, claim, etc.) to be false or wrong; refute; invalidate: I disproved his claim.

Origin:
1350–1400; Middle English < Anglo-French, Old French desprover, equivalent to des- -dis-1 + prover to prove

disprovable, adjective
disprover, noun
undisprovable, adjective
undisproved, adjective

1. deny, disapprove, disprove, rebut, refute (see synonym study at deny) ; 2. disapprove, disprove, rebut, refute.


discredit, contradict, negate, confute.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
disprove (dɪsˈpruːv)
 
vb
(tr) to show (an assertion, claim, etc) to be incorrect
 
dis'provable
 
adj
 
dis'proval
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

disprove
c.1380, from O.Fr. desprover, from des- "dis-" + prover "to prove."
Online Etymology Dictionary, © 2010 Douglas Harper
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