• WordNet 3.6
    • v prove 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"
    • v prove prove formally; demonstrate by a mathematical, formal proof
    • v prove obtain probate of "prove a will"
    • v prove provide evidence for "The blood test showed that he was the father","Her behavior testified to her incompetence"
    • v prove take a trial impression of
    • v prove cause to puff up with a leaven "unleavened bread"
    • v prove increase in volume "the dough rose slowly in the warm room"
    • v prove put to the test, as for its quality, or give experimental use to "This approach has been tried with good results","Test this recipe"
    • v prove 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"
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: Alexander the Great made his troops eat onions as he believed it would prove their vitality
    • Prove To ascertain or establish the genuineness or validity of; to verify; as, to prove a will.
    • Prove 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.""So life a winter's morn may prove ."
    • Prove 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 ."
    • Prove 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 ."
    • Prove To make trial; to essay.
    • Prove To succeed; to turn out as expected. "The experiment proved not."
    • Prove (Printing) To take a trial impression of; to take a proof of; as, to prove a page.
    • Prove (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.
    • Prove 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."
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: An apple, onion, and potato all have the same taste. The differences in flavor are caused by their smell. To prove this you can pinch your nose and take a bite from each. They will all taste sweet.
    • prove To try by experiment, or by a test or standard; test; make trial of; put to the test: as, to prove the strength of gunpowder; to prove the contents of a vessel by comparing it with a standard measure.
    • prove To render certain; put out of doubt (as a proposition) by adducing evidence and argumentation; show; demonstrate.
    • prove To establish the authenticity or validity of; obtain probate of: as, to prove a will. See probate.
    • prove To have personal experience of; experience; enjoy or suffer.
    • prove In arithmetic, to ascertain or demonstrate the correctness of (an operation or result) by a calculation in the nature of a check: as, to prove a sum. 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.
    • prove In printing, to take a proof of.
    • prove Synonyms To verify, justify, confirm, substantiate, make good, manifest.
    • prove To make trial; essay.
    • prove To be found or ascertained to be by experience or trial; be ascertained or shown by the event or something subsequent; turn out to be: as, the report proves to be true; to prove useful or wholesome; to prove faithful or treacherous.
    • prove Hence To become; be.
    • prove To succeed; turn out well.
    • prove To thrive; be with young: generally said of cattle.
    • n prove An obsolete form of proof.
    • prove In homeopathic practice, to test the therapeutic action of (a drug) by observing the symptoms following its administration in appreciable amounts to persons in health.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: Dennis H. sent in a link proving this fact to be wrong, which means the book I got it from was wrong. I contacted the U.S. Mint and found that the first circulated coins 11,178 copper cents were minted in March 1793.
    • v.t Prove prōōv to try by experiment or by a test or standard: to make certain: to try by suffering: to establish or ascertain as truth by argument or other evidence: to demonstrate: to ascertain the genuineness of: to experience or suffer:
    • v.i Prove to make trial: to turn out: to be shown afterwards
    • v.t Prove prōōv (math.) to ascertain the correctness of any result
    • ***


  • Owen D. Young
    Owen D. Young
    “It takes vision and courage to create -- it takes faith and courage to prove.”
  • Buddha
    “There has to be evil so that good can prove its purity above it.”
  • Marcus T. Cicero
    “Friends are proved by adversity.”
  • Benjamin Franklin
    “An undutiful daughter will prove an unmanageable wife.”
  • Zsa Zsa Gabor
    Zsa Zsa Gabor
    “Macho doesn't prove mucho.”
  • Proverb
    “That which proves too much, proves nothing!”


Exception that proves the rule - This expression is used by many to indicate that an exception in some way confirms a rule. Others say that the exception tests the rule. In its original legal sense, it meant that a rule could sometimes be inferred from an exemption or exception. In general use, the first meaning predominates nowadays, much to the annoyance of some pedants.


Webster's Revised Unabridged Dictionary
OE. prover, F. prouver, fr. L. probare, to try, approve, prove, fr. probus, good, proper. Cf. Probable Proof Probe
Chambers's Twentieth Century Dictionary
O. Fr. prover (Fr. prouver), which, like A.S. prófian and Ger. proben, is from L. probāreprobus, excellent.


In literature:

We have tried him with the usual methods, but they have proved useless.
"Chatterbox, 1906" by Various
What has been here proved true of the totality of the ultra-red rays is true for each of them singly.
"Fragments of science, V. 1-2" by John Tyndall
But this marriage, which proved happy, was the signal of new reforms.
"A Modern History, From the Time of Luther to the Fall of Napoleon" by John Lord
The smallest body that Newton used to prove his Law of Attraction was our satellite the moon.
"Aether and Gravitation" by William George Hooper
I saw him off, bidding him what proved to be a last farewell.
"Bidwell's Travels, from Wall Street to London Prison" by Austin Biron Bidwell
Ralegh's guilt of the crime imputed to him was not proved at Winchester, and has never been proved since.
"Sir Walter Ralegh" by William Stebbing
Is it not proved in this case that the queen was but two months old, instead of eleven?
"Mysteries of Bee-keeping Explained" by M. Quinby
This has been proved, proved beyond a doubt; and as a result of what he did I lost that election.
"The Day of Judgment" by Joseph Hocking
Sviatoslaf, the son of Olga, had proved a hardy soldier.
"Historic Tales, Vol. 8 (of 15)" by Charles Morris
Next they reached Bithynia, where dwelt the blind prophet Phineus, to whom their coming proved a blessing.
"Historic Tales, vol 10 (of 15)" by Charles Morris

In poetry:

Thou canst o’ercome this heart of mine,
Thou wilt victorious prove;
For everlasting strength is Thine,
And everlasting love.
"What Though I Cannot Break My Chain" by Augustus Montague Toplady
O Comforter, gentle and tender,
O holy and heavenly Dove;
We’re yielding our hearts in surrender,
We’re waiting Thy fullness to prove.
"O Comforter, Gentle and Tender" by Albert Benjamin Simpson
We’re waiting, we’re waiting
For Thee, O heavenly Dove;
We’re yielding our hearts to surrender,
We’re waiting Thy fullness to prove.
"O Comforter, Gentle and Tender" by Albert Benjamin Simpson
Yea! thine may be the fearful lot
To prove, ere Time bath dimm'd thy brow,
A sire—and yet the witness not
Of them who weep his broken vow.
"Hymn" by John Pierpont
See what a war of blushes breaks
O'er the pure whiteness of her cheeks;
The shifting colours prove by turns
The torch of Love unsteady burns.
"Epithalamium" by Anna Laetitia Aikin Barbauld
My greatest grief is not my own;
That often proves a blessing,
For in my grief God's care is shown,
And as I am not left alone,
It never proves distressing;
"Others' Burdens" by Joseph Horatio Chant

In news:

Moving the $300,000 worth of ball field equipment from Overland Park to Baldwin City proved to be much more of a challenge that expected last week.
However much Bayer Leverkusen frustrated Barcelona, stifling Lionel Messi proved impossible for 90 minutes.
Cindy Gallop, founder of MakeLoveNotPorn, explains how every obstacle she encounters only proves why she must launch her "real-world" sex sites.
The grass proved greener for.
Mustangs prove too much for Aurelia baseball club , put up 17 runs in five innings.
An uneven finale to a mostly even season, but the AMC drama nevertheless proves its greatness.
How to Talk About Books You Haven't Read proves its own point.
" To prove the point of the song, "Still Gonna Die" Waylon and Jerry, unfortunately, are both dead, neither because of lack of seat belts .
Prove, you can bend the rules and still end up with a fabulous home theater.
It took a catastrophic, unforced error from a major US Senate nominee to prove the point: In 2012, candidate quality matters - a lot.
A good reputation proved to be a powerful asset for developer Bob Jones Tuesday night.
Prove the directional capability of 13 3/8-in.
When Detroit News reporter Charlie LeDuff wants to prove a point, Detroit News reporter Charlie LeDuff is going to prove a point.
Fox 2 Detroit reporter Charlie LeDuff goes way out of his way to prove that the Detroit Meals on Wheels program is not good.
Charlie eats cat food to prove that even animal byproducts from a can taste better than the food Meals on Wheels is serving to seniors.

In science:

In this section we will prove Theorem 2 in the case n > 2 by proving a more precise result, whose statement requires us to introduce some notation.
On the existence of absolutely simple abelian varieties of a given dimension over an arbitrary field
In order to prove theorem 4.1 we shall first prove a definable Ramsey theorem in V [G].
On the consistency of the definable tree property on \aleph_1
We can prove that one of the identities follows from the assumptions on F and Ω, but we are not be able to prove the others.
Generalized vertex algebras generated by parafermion-like vertex operators
This last fact implies (2.20) and the lemma is proved.♦ It remains to prove the following proposition.
Fluctuations of the free energy in the REM and the p-spin SK models
To prove the Proposition, it is enough to prove that there exists a rational number γ > 0 such that if the ramification of OL /OK is bounded by a > 0, then a > γ and πa−γ On ⊂ σ(J )On .
Ramification of local fields with imperfect residue fields