Quantum mechanics
WordNet
noun
(1) The branch of quantum physics that accounts for matter at the atomic level; an extension of statistical mechanics based on quantum theory (especially the Pauli exclusion principle)
WiktionaryText
Noun
- The branch of physics which studies matter and energy at the level of atoms and other elementary particles, and substitutes probabilistic mechanisms for classical Newtonian ones.
- Something overly complicated or detailed.
See also
- quantum physics
- quantum theory
- uncertainty principle
- wave-particle duality
- wavefunction