Meanings
- quantum mechanicsA no-go theorem that places certain constraints on the permissible types of hidden-variable theories that try to explain the apparent randomness of quantum mechanics as a deterministic model featuring hidden states. It demonstrates the impossibility of quantum-mechanical observables representing "elements of physical reality".
Synonyms: Bell-Kochen-Specker theorem
Synonyms & antonyms
proper nounA no-go theorem that places certain constraints on the permissible types of hidden-variable theories that try to explain the apparent randomness of quantum mechanics as a deterministic model featuring hidden states. It demonstrates the impossibility of quantum-mechanical observables representing "elements of physical reality".
Origin
Proved by John S. Bell in 1966 and by Simon B. Kochen and Ernst Specker in 1967.
Full word history & related roots →Cite this entry
Kochen-Specker theorem. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Kochen-Specker%20theorem
“Kochen-Specker theorem.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Kochen-Specker%20theorem. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “Kochen-Specker theorem,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Kochen-Specker%20theorem.
Source: Kochen-Specker theorem on Wiktionary, CC BY-SA 4.0.