Definition of cross section noun from the Oxford Advanced Learner's Dictionary

     

    cross section

     noun
    noun
    BrE BrE//ˈkrɒs sekʃn//
     
    ; NAmE NAmE//ˈkrɔːs sekʃn//
     
     
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  1. 1[countable, uncountable] what you see when you cut through the middle of something so that you can see the different layers it is made of; a drawing of this view a diagram representing a cross section of the human eye the human eye in cross section
  2. 2[countable, usually singular] a group of people or things that are typical of a larger group a representative cross section of society a wide cross section of the population a broad cross section of opinion
See the Oxford Advanced American Dictionary entry: cross section