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   Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Wikipedia, Hutchinson 0.03 sec.

OR

A Boolean logic operation that is true if any of the inputs is true. An exclusive OR (XOR) is true if only one of the inputs is true, but not both. See AND-OR-NOT.


or [ȯr]
(computer science)
An instruction which performs the logical operation “or” on a bit-by-bit basis for its two or more operand words, usually storing the result in one of the operand locations. Also known as OR function.
(mathematics)
A logical operation whose result is false (or zero) only if every one of its operands is false, and true (or one) otherwise. Also known as inclusive or.

(logic)OR - The Boolean function which is true if any of its arguments are true. Its truth table is:

A | B | A OR B --+---+--------- F | F | F F | T | T T | F | T T | T | T


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