common denominator noun
plural common denominators
plural common denominators
Learner's definition of COMMON DENOMINATOR
[count]
1
mathematics : a number that can be divided by each of the denominators of a group of fractions公分母 2
: something (such as a feature or quality) that is shared by all the members of a group of people or things共同点;共同特性 — see also lowest common denominator