# quantum contextuality

> in quantum mechanics, the phenomenon that one cannot assume that there is a preexisting result of a quantum measurement that doesn’t depend on the choice of other (compatible) observables which are simultaneously measured

**Wikidata**: [Q7269024](https://www.wikidata.org/wiki/Q7269024)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Quantum_contextuality)  
**Source**: https://4ort.xyz/entity/quantum-contextuality