- Proof
- Proof Proof, n. [OF. prove, proeve, F. preuve, fr. L. proba,
fr. probare to prove. See {Prove}.]
[1913 Webster]
1. Any effort, process, or operation designed to establish or
discover a fact or truth; an act of testing; a test; a
trial.
[1913 Webster]
For whatsoever mother wit or art Could work, he put in proof. --Spenser. [1913 Webster]

You shall have many proofs to show your skill. --Ford. [1913 Webster]

Formerly, a very rude mode of ascertaining the strength of spirits was practiced, called the proof. --Ure. [1913 Webster]

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. [1913 Webster]

I'll have some proof. --Shak. [1913 Webster]

It is no proof of a man's understanding to be able to confirm whatever he pleases. --Emerson. [1913 Webster]

Note: Properly speaking, proof is the effect or result of evidence, evidence is the medium of proof. Cf. {Demonstration}, 1. [1913 Webster]

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. [1913 Webster]

4. Firmness of mind; stability not to be shaken. [1913 Webster]

5. (Print.) A trial impression, as from type, taken for correction or examination; -- called also {proof sheet}. [1913 Webster]

6. (Math.) A process for testing the accuracy of an operation performed. Cf. {Prove}, v. t., 5. [1913 Webster]

7. Armor of excellent or tried quality, and deemed impenetrable; properly, armor of proof. [Obs.] --Shak. [1913 Webster]

{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. [1913 Webster]

Syn: Testimony; evidence; reason; argument; trial; demonstration. See {Testimony}. [1913 Webster]

*The Collaborative International Dictionary of English.
2000.*

**Synonyms**:

### Look at other dictionaries:

**proof**— n [alteration of Middle English preove, from Old French preuve, from Late Latin proba, from Latin probare to prove] 1: the effect of evidence sufficient to persuade a reasonable person that a particular fact exists see also evidence 2: the… … Law dictionary**Proof**— • The establishment of a disputed or controverted matter by lawful means or arguments. Catholic Encyclopedia. Kevin Knight. 2006. Proof Proof … Catholic encyclopedia**Proof**— Proof, a. [1913 Webster] 1. Used in proving or testing; as, a proof load, or proof charge. [1913 Webster] 2. Firm or successful in resisting; as, proof against harm; waterproof; bombproof. [1913 Webster] I . . . have found thee Proof against all… … The Collaborative International Dictionary of English**Proof**— may refer to: * A rigorous, compelling argument ** Formal proof ** Mathematical proof ** Proof theory, a branch of mathematical logic that represents proofs as formal mathematical objects ** Logical argument ** Evidence (law), tested evidence or… … Wikipedia**proof´er**— proof «proof», noun, adjective, verb. –n. 1. a way or means of showing beyond doubt the truth of something: »Is what you say a guess, or have you proof? SYNONYM(S): See syn. under evidence. (Cf. ↑evidence) 2. the establishment of the truth of… … Useful english dictionary**Proof**— в 2005 году Основная информация … Википедия**proof**— [pro͞of] n. [ME profe < OFr prueve < LL proba < L probare: see PROBE] 1. the act or process of proving; a testing or trying of something 2. anything serving or tending to establish the truth of something, or to convince one of its truth; … English World dictionary**proof**— ► NOUN 1) evidence establishing a fact or the truth of a statement. 2) the proving of the truth of a statement. 3) a series of stages in the resolution of a mathematical or philosophical problem. 3) archaic a test or trial. 4) Printing a trial… … English terms dictionary**Proof**— ist ein US amerikanischer Rapper (1973 2006), siehe Proof (Rapper) in der Drucktechnik die Bezeichnung für eine Vorschau auf das spätere Druckergebnis, siehe Proof (Druck) der Original Titel eines Films von John Madden aus dem Jahr 2005, siehe… … Deutsch Wikipedia**proof**— [n1] evidence, authentication affidavit, argument, attestation, averment, case, certification, chapter and verse*, clincher*, clue, confirmation, corroboration, credentials, criterion, cue*, data, demonstration, deposition, documents,… … New thesaurus