Proof

The word proof can mean:

• originally, a test assessing the validity or quality of something.

• a rigorous, compelling argument, including:
  • a logical argument or a mathematical proof (see also proof theory).
  • a legal proof.
  • a large accumulation of scientific evidence.

• a photograph, print or page layout presented as an example for proofreading or approval.

• alcoholic proof, a measure of how much ethanol is in an alcoholic beverage.

• proof coinage, a coin made as an example of a particular strike.

• Proof, a play by David Auburn.

• Proof, a film by Jocelyn Moorhouse.

• Proof, a rapper and member of the group D12.

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