# Proof

**Proof** could mean:

- An argument, including:
- Mathematical proof
- Proof theory, a branch of mathematical logic
- Logical argument
- Evidence (law), tested evidence or a legal proof

- Proof (alcohol), measure of an alcoholic beverage's strength
- Proofing (baking technique), how a yeast-leavened dough rises
- Proofreading
- Artist's proof, a single print taken during the printmaking process
- Proof coinage, a coin made as an example of a particular strike
- Proof test, for a firearm
- Galley proof, an early version of a publication
- Homeopathic proving, testing a substance's effect on the body

In **entertainment**:

*Proof*(1991 movie), an Australian movie by Jocelyn Moorhouse*Proof*(play), a play by David Auburn*Proof*(2005 movie), a movie directed by John Madden, based on the play- "Proof", a song by Paul Simon from his 1990 album
*The Rhythm of the Saints* - Proof (rapper) (1973-2006), American rapper, a member of the group D12