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Definition of Quantum field theory
1. 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.
Generic synonyms: Quantum Physics
Specialized synonyms: Qed, Quantum Electrodynamics, Qcd, Quantum Chromodynamics
Specialized synonyms: Qed, Quantum Electrodynamics, Qcd, Quantum Chromodynamics