English-English Dictionary

Meaning of the word proof in English

What does proof mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

proof

US /pruːf/
UK /pruːf/
"proof" picture

Noun

1.

evidence or argument establishing a fact or the truth of a statement

Example:
•
Do you have any proof that he was involved?
•
The police found no proof of his guilt.
Synonym:
evidenceverificationconfirmationcorroborationsubstantiation
2.

a trial impression of a page or other matter, taken from type or a plate, for the detection and correction of errors

Example:
•
The editor sent the author the page proofs for review.
•
Please check the proof carefully for any errors before printing.
Synonym:
galleydummylayout

Verb

1.

demonstrate the truth or existence of (something) by evidence or argument

Example:
•
Can you proof your claims with data?
•
The new findings proof the previous theory.
Synonym:
proveverifyconfirmsubstantiatevalidate
2.

make (something) resistant to damage or penetration by something

Example:
•
You should proof the fabric against water.
•
The new coating will proof the metal from corrosion.
Synonym:
waterproofweatherproofsealinsulateshield

Adjective

1.

resistant to damage or penetration by something

Example:
•
This material is completely water-proof.
•
The safe is fire-proof.
Synonym:
resistantimperviousimpenetrablesealedprotected
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Related Word:
idiot-proof