Definition:False

Definition
A statement has a truth value of false if and only if what it says does not match the way that things are.

Also see

 * Definition:True
 * Definition:Truth Value
 * Definition:Contradiction

Compare with

 * Definition:Valid Argument
 * Definition:Invalid Argument

Linguistic note

 * The word false is an adjective. Its corresponding noun is falsehood. The word falsity is sometimes seen.