proof

proof1 W3S2 [pru:f] n
▬▬▬▬▬▬▬
1¦(evidence)¦
2¦(copy)¦
3¦(mathematics)¦
4 the proof of the pudding (is in the eating)
5¦(alcohol)¦
▬▬▬▬▬▬▬
[Date: 1200-1300; : Old French; Origin: preuve, from Late Latin proba, from Latin probare; PROBE2]
1.) ¦(EVIDENCE)¦ [U and C]
facts, information, documents etc that prove something is true
proof of
proof of the existence of life on other planets
This latest interview was further proof of how good at her job Cara was.
proof of purchase/ownership/identity
Do you have any proof of purchase? (=something to prove that you bought and paid for something)
You'll need your passport as proof of identity.
proof (that)
Do you have any proof that this man stole your bag?
There is no proof that the document is authentic.
Laboratory tests gave conclusive proof that the meat presents no risk to human health.
He's living proof (=his experience or life shows it is true) that footballers can still play at the highest level into their late thirties.
proof positive
(=definite proof that cannot be doubted)
We received 800 applications last year, proof positive that the college is highly regarded by parents and students.
burden/onus of proof
law (=used to say who has to show that something is true or not in a legal case)
The burden of proof lies on the defendant.
2.) ¦(COPY)¦ [C usually plural]
technical a copy of a piece of writing or a photograph that is checked carefully before the final printing is done
Can you check these proofs?
3.) ¦(MATHEMATICS)¦
a) a test in mathematics of whether a calculation is correct
b) a list of reasons that shows a ↑theorem (=statement) in ↑geometry to be true
4.) the proof of the pudding (is in the eating)
used to say that you can only know whether something is good or bad after you have tried it
5.) ¦(ALCOHOL)¦[U]
a measurement of the strength of some types of alcoholic drink, especially ↑spirits
70% proof vodka (=that contains 70% pure alcohol) BrE
70 proof vodka (=that contains 35% pure alcohol) AmE
proof 2
proof2 adj
be proof against sth
literary to be too strong or good to be affected by something bad
Their defences are proof against most weapons.
proof 3
proof3 v [T] BrE
1.) [usually passive]
to treat a material with a substance in order to protect it against water, oil etc
proof sth against sth
climbing gear proofed against water
2.) to proofread something

Dictionary of contemporary English. 2013.

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 — 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]… …   The Collaborative International Dictionary of English

  • 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

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