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Từ điển WordNet v3.1 - WordNet Dictionary
cross section


noun
1. a section created by a plane cutting a solid perpendicular to its longest axis (Freq. 3)
Derivationally related forms:
cross-sectional
Hypernyms:
section, plane section
Hyponyms:
profile
2. a sample meant to be representative of a whole population
Derivationally related forms:
cross-sectional
Topics:
statistics
Hypernyms:
sample
3. (physics) the probability that a particular interaction (as capture or ionization) will take place between particles;
measured in barns
Topics:
nuclear physics, atomic physics, nucleonics
Hypernyms:
probability, chance


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