NOT

(redirected from -n't)
Also found in: Dictionary, Thesaurus, Wikipedia.

NOT

(logic)
The Boolean function which is true only if its input is false. Its truth table is:

A | NOT A --+---------- F | T T | F

NOT

A Boolean logic operation that reverses the input. If 0 is input, 1 is output, and vice versa. See AND-OR-NOT.