verb (used with object), proved, proved or prov·en, prov·ing.
verb (used without object), proved, proved or prov·en, prov·ing.
- provascular tissue,
- prove out,
Origin of prove
Examples from the Web for unproven
Anti-abortion organizations tend to tend to propagate the idea that the procedure is dangerous and unproven.Abortion Complications Are Rare, No Matter What the Right Says|Samantha Allen|December 8, 2014|DAILY BEAST
The notion that Ebola might be a sexually transmitted disease remains plausible if unproven.Did One Liberian Prostitute Give Ebola to Eight Soldiers?|Kent Sepkowitz|October 7, 2014|DAILY BEAST
But last week the idea that sometimes we should say no to unproven technology was finally given a hearing.
While CBS is taking a gamble on a relatively unknown (and unproven) talent, to many critics this decision was all too predictable.Late Night Adds Another White Dude: James Corden Replacing Craig Ferguson at ‘The Late Late Show’|Amy Zimmerman|August 5, 2014|DAILY BEAST
[It] is ludicrous to make such a risky and unproven view the centerpiece of European science policy.The Science Community’s Fight Over an Artificial Brain|Elizabeth Picciuto|July 10, 2014|DAILY BEAST
It is quite a modern theory that the sins formerly laid to the charge of meat are all unproven, but it is a perfectly just one.A Manual of Toy Dogs|Mrs. Leslie Williams
In short, so far from being a great universal philosophy, it is simply a disjointed combination of unproven theories.The Other Side of Evolution|Alexander Patterson
The mystery of unknown and unproven danger did not fascinate him.Cleg Kelly, Arab of the City|S. R. (Samuel Rutherford) Crockett
The unproven sons of Fleur would indeed need the stamina of wolves to take them through the days to come.The Whelps of the Wolf|George Marsh
We found that the unproven and discredited theory of evolution lies at the bottom of it.The Church, the Schools and Evolution|J. E. (Judson Eber) Conant
verb proves, proving, proved, proved or proven (mainly tr)
Word Origin for prove
late 12c., pruven, proven "to try, test; evaluate; demonstrate," from Old French prover, pruver "show; convince; put to the test" (11c., Modern French prouver), from Latin probare "to make good; esteem, represent as good; make credible, show, demonstrate; test, inspect; judge by trial" (source also of Spanish probar, Italian probare), from probus "worthy, good, upright, virtuous," from PIE *pro-bhwo- "being in front," from *pro-, extended form of root *per- (1) "forward, through" (see per), + root *bhu- "to be" (cf. Latin fui "I have been," futurus "about to be;" Old English beon "to be;" see be). Related: Proved; proven; proving.
In addition to the idiom beginning with prove
- prove out
- exception proves the rule