proof

[proof]

Proof is the evidence that shows something is true or valid. When you show the logical steps that take you from your hypothesis that the world is round to the conclusion that it is, you're formulating a proof.

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Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.

Noun
the act of validating; finding or testing the truth of something

Noun
a trial photographic print from a negative

Noun
any factual evidence that helps to establish the truth of something; "if you have any proof for what you say, now is the time to produce it"

Noun
(printing) an impression made to check for errors

Noun
a formal series of statements showing that if one thing is true something else necessarily follows from it

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Noun
a measure of alcoholic strength expressed as an integer twice the percentage of alcohol present (by volume)

Verb
make resistant to water, sound, errors, etc.; "proof the materials against shrinking in the dryer"

Verb
activate by mixing with water and sometimes sugar or milk; "proof yeast"

Verb
read for errors; "I should proofread my manuscripts"

Verb
knead to reach proper lightness; "proof dough"

Verb
make or take a proof of, such as a photographic negative, an etching, or typeset

n.
Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.

n.
That degree of evidence which convinces the mind of any truth or fact, and produces belief; a test by facts or arguments that induce, or tend to induce, certainty of the judgment; conclusive evidence; demonstration.

n.
The quality or state of having been proved or tried; firmness or hardness that resists impression, or does not yield to force; impenetrability of physical bodies.

n.
Firmness of mind; stability not to be shaken.

n.
A trial impression, as from type, taken for correction or examination; -- called also proof sheet.

n.
A process for testing the accuracy of an operation performed. Cf. Prove, v. t., 5.

v. t.
Armor of excellent or tried quality, and deemed impenetrable; properly, armor of proof.

a.
Used in proving or testing; as, a proof load, or proof charge.

a.
Firm or successful in resisting; as, proof against harm; waterproof; bombproof.

a.
Being of a certain standard as to strength; -- said of alcoholic liquors.

Proof

Proof , n. [OF. prove, proeve, F. preuve, fr. L. proba, fr. probare to prove. See Prove.] 1. Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.
For whatsoever mother wit or art Could work, he put in proof.
You shall have many proofs to show your skill.
Formerly, a very rude mode of ascertaining the strength of spirits was practiced, called the proof.
2. That degree of evidence which convinces the mind of any truth or fact, and produces belief; a test by facts or arguments that induce, or tend to induce, certainty of the judgment; conclusive evidence; demonstration.
I'll have some proof.
It is no proof of a man's understanding to be able to confirm whatever he pleases.
&hand; Properly speaking, proof is the effect or result of evidence, evidence is the medium of proof. Cf. Demonstration, 1. 3. The quality or state of having been proved or tried; firmness or hardness that resists impression, or does not yield to force; impenetrability of physical bodies. 4. Firmness of mind; stability not to be shaken. 5. (Print.) A trial impression, as from type, taken for correction or examination; -- called also proof sheet. 6. (Math.) A process for testing the accuracy of an operation performed. Cf. Prove, v. t., 5. 7. Armor of excellent or tried quality, and deemed impenetrable; properly, armor of proof. [Obs.] Shak. Artist's proof, a very early proof impression of an engraving, or the like; -- often distinguished by the artist's signature. -- Proof reader, one who reads, and marks correction in, proofs. See def. 5, above. Syn. -- Testimony; evidence; reason; argument; trial; demonstration. See Testimony.

Proof

Proof, a. 1. Used in proving or testing; as, a proof load, or proof charge. 2. Firm or successful in resisting; as, proof against harm; waterproof; bombproof.
I . . . have found thee Proof against all temptation.
This was a good, stout proof article of faith.
3. Being of a certain standard as to strength; -- said of alcoholic liquors. Proof charge (Firearms), a charge of powder and ball, greater than the service charge, fired in an arm, as a gun or cannon, to test its strength. -- Proof impression. See under Impression. -- Proof load (Engin.), the greatest load than can be applied to a piece, as a beam, column, etc., without straining the piece beyond the elastic limit. -- Proof sheet. See Proof, n., 5. -- Proof spirit (Chem.), a strong distilled liquor, or mixture of alcohol and water, containing not less than a standard amount of alcohol. In the United States "proof spirit is defined by law to be that mixture of alcohol and water which contains one half of its volume of alcohol, the alcohol when at a temperature of 60° Fahrenheit being of specific gravity 0.7939 referred to water at its maximum density as unity. Proof spirit has at 60° Fahrenheit a specific gravity of 0.93353, 100 parts by volume of the same consisting of 50 parts of absolute alcohol and 53.71 parts of water," the apparent excess of water being due to contraction of the liquids on mixture. In England proof spirit is defined by Act 58, George III., to be such as shall at a temperature of 51° Fahrenheit weigh exactly the -- Proof staff, a straight-edge used by millers to test the flatness of a stone. -- Proof stick (Sugar Manuf.), a rod in the side of a vacuum pan, for testing the consistency of the sirup. -- Proof text, a passage of Scripture used to prove a doctrine.

Any effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.

Used in proving or testing; as, a proof load, or proof charge.

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Usage Examples

Dreams do come true. If anyone's proof of that, it's me.

Faith is a knowledge within the heart, beyond the reach of proof.

Faith is different from proof the latter is human, the former is a Gift from God.

Faith is an island in the setting sun, But proof is the bottom line for everyone.

Fear is proof of a degenerate mind.

Arbitrage proof has since been widely used throughout finance and economics.

Economic growth may one day turn out to be a curse rather than a good, and under no conditions can it either lead into freedom or constitute a proof for its existence.

Achievement of your happiness is the only moral purpose of your life, and that happiness, not pain or mindless self-indulgence, is the proof of your moral integrity, since it is the proof and the result of your loyalty to the achievement of your values.

Misspelled Form

proof, oproof, 0proof, lproof, oroof, 0roof, lroof, poroof, p0roof, plroof, peroof, p4roof, p5roof, ptroof, pfroof, peoof, p4oof, p5oof, ptoof, pfoof, preoof, pr4oof, pr5oof, prtoof, prfoof, prioof, pr9oof, pr0oof, prpoof, prloof, priof, pr9of, pr0of, prpof, prlof, proiof, pro9of, pro0of, propof, prolof, proiof, pro9of, pro0of, propof, prolof, proif, pro9f, pro0f, propf, prolf, prooif, proo9f, proo0f, proopf, proolf, proodf, proorf, prootf, proogf, proovf, proocf, prood, proor, proot, proog, proov, prooc, proofd, proofr, prooft, proofg, proofv, proofc.

Other Usage Examples

I believe you need scientific proof that something works before you entrust your health to it.

I am very abnormal... But it wasn't very long ago that I wasn't so abnormal. I was very normal and headed for a lifetime of paying medical bills as proof of my normalcy.

From 1836, down to last year, there is no proof of the Government having any confidence in the duration of peace, or possessing increased security against war.

And I used to think that proof that I had religion was whether I knew how to sing all of the songs.

Anything that won't sell, I don't want to invent. Its sale is proof of utility, and utility is success.

I remember the time I was kidnapped and they sent a piece of my finger to my father. He said he wanted more proof.

Christmas to a child is the first terrible proof that to travel hopefully is better than to arrive.

I am living proof that the American dream still exists. It is still alive and well. There is only one trick, you have to be willing to roll up your sleeves and work very, very hard.