English dictionary
cross section
/kr/O/s_'s/E/k/S//@/n/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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a section created by a plane cutting a solid perpendicular to its longest axis
Source: WordNet 3.0
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a sample meant to be representative of a whole population
Source: WordNet 3.0
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(physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns
Source: WordNet 3.0