Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
proof

proof

 
pronunciation:
pruf
parts of speech:
noun, adjective, transitive verb, intransitive verb
part of speech: noun
definition 1: evidence that proves the truth or existence of something.
synonyms:
demonstration, evidence, substantiation
similar words:
documentation, support, testimony, token, warrant
definition 2: a demonstration or proving.
synonyms:
demonstration
similar words:
manifestation, verification
definition 3: the act or process of testing for truth or quality.
We will put them to the proof.
synonyms:
test
similar words:
assay, assessment, examination, inspection, scrutiny
definition 4: measurement of alcohol in a beverage in relation to a standard of strength.
90 proof gin
definition 5: a trial piece of printed matter used for detecting mistakes before final printing.
synonyms:
galley, galley proof
definition 6: a photograph printed for testing purposes.
similar words:
photograph, print
definition 7: in mathematics, an operation to verify the correctness of a solution.
 
part of speech: adjective
definition 1: resistant to penetration or damage; impenetrable; impervious.
proof against water
synonyms:
impenetrable, impermeable, impervious, tight
similar words:
impregnable, repellent, resistant, treated, waterproof
definition 2: having standard alcoholic strength.
 
part of speech: transitive verb
inflections: proofed, proofing, proofs
definition 1: to check for flaws; test.
synonyms:
check, test
similar words:
evaluate, examine, inspect
definition 2: to make resistant to damage or penetration.
similar words:
waterproof
definition 3: to proofread.
synonyms:
proofread
similar words:
edit, redact
 
part of speech: intransitive verb
definition: to proofread.
synonyms:
proofread