from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A particle, such as an electron, proton, or neutron, having half-integral spin and obeying statistical rules requiring that not more than one in a set of identical particles may occupy a particular quantum state.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A particle with totally antisymmetric composite quantum states, which means it must obey the Pauli exclusion principle and Fermi-Dirac statistics. They have half-integer spin. Among them are many elementary particles, most derived from quarks. Compare boson.
from the GNU version of the Collaborative International Dictionary of English
- n. any particle that obeys Fermi-Dirac statistcs and is subject to the Pauli exclusion principle.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any particle that obeys Fermi-Dirac statistics and is subject to the Pauli exclusion principle
After Enrico Fermi.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Enrico Fermi (Italian-American physicist) + -on. (Wiktionary)