Definition of lowest common denominator noun from the Oxford Advanced Learner's Dictionary


    lowest common denominator

    BrE BrE//ˌləʊəst ˌkɒmən dɪˈnɒmɪneɪtə(r)//
    ; NAmE NAmE//ˌloʊəst ˌkɑːmən dɪˈnɑːmɪneɪtər//
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  1. 1(usually North American English least common denominator) (mathematics) the smallest number that the bottom numbers of a group of fractions can be divided into exactly
  2. 2(North American English also least common denominator) (disapproving) something that is simple enough to seem interesting to, or to be understood by, the highest number of people in a particular group; the sort of people who are least intelligent or accept something that is of low quality The school syllabus seems aimed at the lowest common denominator.
See the Oxford Advanced American Dictionary entry: lowest common denominator