noun
- The branch of quantum physics that is concerned with the theory of fields; it was motivated by the question of how an atom radiates light as its electrons jump from excited states. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). quantum field theory. Retrieved September 20, 2026, from http://smartdefine.org/quantum_field_theory/definitions/1215210 |
| Chicago | WordNet. 2010. "quantum field theory" http://smartdefine.org/quantum_field_theory/definitions/1215210 (accessed September 20, 2026). |
| Harvard | WordNet 2010, quantum field theory, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/quantum_field_theory/definitions/1215210>. |
| MLA | WordNet. "quantum field theory" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/quantum_field_theory/definitions/1215210> |