Not

The word not negates the meaning of the word or phrase following it; see No.

Not, NOT, NOTs, or NOTS may also refer to:

 ... Not!, an expression used to contradict a statement before it, popular during the early 1990s
 Negation, unary operator in logic depicted as ~, ¬, or !
 NOT gate, a digital logic gate (commonly called an inverter)

 Related pages 
 And (disambiguation)
 Negative (disambiguation)
 Knot