cross section

cross section (plural cross sections)

  1. A section formed by a plane cutting through an object, usually at right angles to an axis.
  2. (mathematics, statistics) A sample meant to be representative of a whole population.
  3. (physics) The probability that a particular nuclear reaction will take place.
  • French: section transversale
  • German: Querschnitt, Kreuzschnitt, Profil
  • Italian: spaccato
  • Portuguese: secção transversal (Portugal), seção transversal (Brazil)
  • Russian: сече́ние
  • Spanish: sección transversal

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