English · Science & Technology
proof
/pruːf/
[/pruːf/]
evidence that shows truth
Intermediatenoun
Definition
Proof is evidence or reasoning that shows something is definitely true. In maths, a proof is a logical argument for a result.
Example
Write a proof to show the two angles are equal.
Write a proof to show the two angles are equal.
Etymology
From Latin 'proba' meaning a test or trial.
How & Where It’s Used
Used in maths and logic for a complete reasoned argument.