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proof

/pɹuf/noun, verb, adjective1 syllable

Proof means: (used in combination or as a suffix) able to withstand.

Synonyms for proof10

noun, as in (printing) an impression made to check for errors

test copy, trial impression

noun, as in the act of validating; finding or testing the truth of something

validation, substantiation

noun, as in any factual evidence that helps to establish the truth of something

cogent evidence

verb, as in read for errors

proofread

adjective, as in (used in combination or as a suffix) able to withstand

impervious, imperviable

also used for proof

bloom, rehydrate

Includes material from Wiktionary, CC BY-SA 4.0.

What does proof mean?12

adjective

1

(used in combination or as a suffix) able to withstand“temptation-proof”

noun

1

(printing) an impression made to check for errors

2

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

3

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”

4

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

5

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

6

a trial photographic print from a negative

verb

1

read for errors“I should proofread my manuscripts”

2

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

3

knead to reach proper lightness“proof dough”

4

activate by mixing with water and sometimes sugar or milk“proof yeast”

5

make resistant (to harm)“proof the materials against shrinking in the dryer”

Definitions from the Open English WordNet, CC BY 4.0.

What rhymes with proof?6

one syllable

roofwoofspoofhoofgoof

two syllables

aloof
Show 40 near rhymes
toyoudowhonewtwotoothroughuseusedschoolfewgroupnewsfoodtrueroomduemovesoonincludejuneknewviewcoolbluegroupsreviewpoorlosewhosehugerulesschoolstruthmovedincludesrulechooseproduced

Proof in a sentence

  • So long as you have no proof, this conversation never happened.mailohilohi
  • If the guilty man hadn’t left any proof, he could have escaped justice.samir_t
  • If you do that, it's proof you're free.rul
  • Granting that you are honest, that is no proof of your innocence.unknown
  • In the absence of sufficient proof, the police could not indict him.CK
  • He paid all his debts, which is the proof of his honesty.unknown
  • The unalterable rhythm of mathematics is definition, theorem, proof.halfb1t
  • I'm not denying it happened, but one example can't be called proof.alec

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.

Forms of proof

as a noun

plural
proofs

as a verb

past tense
proofed
present participle
proofing
third-person singular
proofs
past participle
proofed