Meaning of cross section in English

  1. Pronunciation

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  1. Noun

    cross section

    Definitions

    1. a section created by a plane cutting a solid perpendicular to its longest axis
  2. 2. a sample meant to be representative of a whole population
  3. 3. (physics) the probability that a particular interaction (as capture or ionization) will take place between particles

    Examples

    • « measured in barns »