common denominator

noun
🔊/ˌkɒmən dɪˈnɒmɪneɪtə(r)/
🔊/ˌkɑːmən dɪˈnɑːmɪneɪtər/
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  1. (mathematics数学) a number that can be divided exactly by all the numbers below the line in a set of fractions公分母 compare denominatorTopics Maths and measurementc2
  2. an idea, attitude or experience that is shared by all the members of a group(想法、态度或经验的)共同点
    • They were united through the common denominator of suffering.他们通过苦难的共同点而团结起来。
    see also least common denominator, lowest common denominator