greatest common divisor

noun
1.
the largest number that is a common divisor of a given set of numbers.
Abbreviation: G.C.D.
Also called greatest common factor, highest common factor.
Origin
1920-25
British Dictionary definitions for greatest common divisor

greatest common divisor

noun
1.
another name for highest common factor
greatest common divisor in Technology

mathematics
(GCD) A function that returns the largest positive integer that both arguments are integer multiples of.
See also Euclid's Algorithm. Compare: lowest common multiple.
(1999-11-02)