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n. (used with a sing. verb)
The statistics used in statistical mechanics to describe the behavior of large numbers of fermions.
[After Enrico Fermi and Paul Adrien Maurice Dirac, who developed the statistics.]
(General Physics) physics the branch of quantum statistics used to calculate the permitted energy arrangements of the particles in a system in terms of the exclusion principle. Compare Bose-Einstein statistics
[C20: named after Enrico Fermi and Paul Dirac]
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|Noun||1.||Fermi-Dirac statistics - (physics) law obeyed by a systems of particles whose wave function changes when two particles are interchanged (the Pauli exclusion principle applies)|
law of nature, law - a generalization that describes recurring facts or events in nature; "the laws of thermodynamics"