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Definitions of proton
  1. noun
    a stable particle with positive charge equal to the negative charge of an electron
    type of:
Definition that contains proton
  • electricity a physical phenomenon associated with stationary or moving electrons and protons
  • neutron an elementary particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus
  • mri the use of nuclear magnetic resonance of protons to produce proton density images
  • nmr resonance of protons to radiation in a magnetic field
  • nucleon number the sum of the number of neutrons and protons in an atomic nucleus
  • color force (physics) the interaction that binds protons and neutrons together in the nuclei of atoms; mediated by gluons
  • baryon any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +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
  • strong force (physics) the interaction that binds protons and neutrons together in the nuclei of atoms; mediated by gluons
  • pauli exclusion principle no two electrons or protons or neutrons in a given system can be in states characterized by the same set of quantum numbers
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