# Definitions and Synonyms of *quantum field theory* | Another word for *quantum field theory* | What is *quantum field theory? *

*Definition 1: 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 - [noun denoting cognition]*

*(**quantum field theory* is a kind of ...) the branch of physics based on quantum theory

*quantum field theory*is a kind of ...) the branch of physics based on quantum theory

*(... is a kind of **quantum field theory* ) a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons

*quantum field theory*) a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons

*(... is a kind of **quantum field theory* ) a theory of strong interactions between elementary particles (including the interaction that binds protons and neutrons in the nucleus); it assumes that strongly interacting particles (hadrons) are made of quarks and that gluons bind the quarks together

*quantum field theory*) a theory of strong interactions between elementary particles (including the interaction that binds protons and neutrons in the nucleus); it assumes that strongly interacting particles (hadrons) are made of quarks and that gluons bind the quarks together

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