great·est common divisorAHD[grāʹtĭst] D.J.[ˈgreɪtɪst]K.K.[ˈgretɪst]n.Abbr. gcd, g.c.d.Mathematics(名词)缩写 gcd, g.c.d.【数学】
The largest number that divides evenly into each of a given set of numbers. Also called greatest common factor ,highest common factor最大公因子:能够把一系列给定的数整除的最大的数 也作 greatest common factor,highest common factor