Also found in: Thesaurus, Acronyms, Encyclopedia, Wikipedia.
(Atomic Physics) quantum chromodynamics
Switch to new thesaurus
|Noun||1.||QCD - 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 - 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