fermion
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fermion
- /ˈfɜːmɪɒn/
Where it comes from
From Fermi + -on. Named after Italian-American physicist Enrico Fermi. Coined by English physicist Paul Dirac in 1945 in a lecture titled "Developments in Atomic Theory".
noun fermions
- Any elementary or composite particle that has half-integer spin and thus obeys Fermi–Dirac statistics and the Pauli exclusion principle (equivalently, a particle for which the wavefunction of any system of identical such particles changes sign whenever two are swapped); a baryon, a lepton or a quark; The fermions treated by the Standard Model are the (composite) baryons and the (elementary) leptons and quarks.
- any such particle or any composite particle composed of fermions.
Similar: fermion
Thesaurus
noun
Similar: fermion
Translations
Talk about this word "fermion." Wiktionary, via Micwyn, micwyn.com/word/fermion. Accessed 6 Nov. 2026. fermion. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/fermion "fermion." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/fermion.Cite this
@misc{fermion_2026,
title = {fermion},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/fermion},
urldate = {2026-11-06}
}
