- (of a binary operation) having the property that one term operating on a second is equal to the second operating on the first, as a × b = b × a.
- having reference to this property: commutative law for multiplication.
Origin of commutative
Examples from the Web for commutative
Negative Numbers may be regarded as resulting from the commutative law for addition and subtraction.
This is included in the preceding, but it is simpler in that the various operations are commutative.
Often the meaning of a sentence tacitly implies that the commutative law does not hold.
“Simple” practice involves an application of the commutative law.
British Dictionary definitions for commutative
- (of an operator) giving the same result irrespective of the order of the arguments; thus disjunction and addition are commutative but implication and subtraction are not
- relating to this propertythe commutative law of addition