NOR

A binary operator composite of NOT OR; negation of OR function.

Noun

  1. A binary operator composite of NOT OR; negation of OR function.
    • 0 NOR 0 is 1; 1 NOR anything is 0.
    • The associativity of OR and AND is not at all obvious. It is tempting to assume that because OR and AND are commutative that they must be associative also. This is not the case, however, and some commutative Boolean...
    • The output state of the NOR gate will be high (1) when all the inputs are low (0). NOR gate returns the complement result of the OR gate. - 2025 August 30, “Logic Gates - Definition, Types, Uses”, in GeeksforGeeks,...
  2. Acronym of nucleolus organiser region.

Origin

From nor. Reinterpreted as NOT + OR or negation + OR (see also NAND, formed analogically).

Forms

NORs

Antonyms

OR

Related

AND OR NAND NOT XOR

Derived

XNOR