English dictionary



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English noun: cross section

1. cross section (location) a section created by a plane cutting a solid perpendicular to its longest axis


Broader (hypernym)plane section, section


Narrower (hyponym)profile

2. cross section (cognition) a sample meant to be representative of a whole population


Broader (hypernym)sample


Domain categorystatistics

3. cross section (attribute) (physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns


Broader (hypernym)chance, probability


Domain categoryatomic physics, nuclear physics, nucleonics









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