from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Quantum theory, especially the quantum theory of the structure and behavior of atoms and molecules.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. 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.
- n. Something overly complicated or detailed.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. 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)
Sorry, no etymologies found.