common denominator

noun
1
a number that can be divided exactly by all the numbers below the line in a set of fractions
مخرج مشترک
compare denominator
2
an idea, attitude or experience that is shared by all the members of a group
وجه اشتراک, عامل مشترک, وجه مشترک, خصوصیت مشترک
They were united through the common denominator of suffering.
see also least common denominator, lowest common denominator