| logical operation also logic operation n. An instruction in which the quantity being operated on and the results of the operation can each have two values. Logical operations include AND, OR, NAND, XOR, and NOR. |
logical operation  (lŏj'ĭ-kəl) Pronunciation Key
A function on binary variables whose output is also a binary variable. Logical operations are the function of logic gates in digital circuits. Logical operations include AND, OR, NOT, and combinations of those operations. See more at Boolean algebra. |