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Definition of QCD

Noun: QCD

  1. 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 chromodynamics

See also:
QBIC
QED

Possible misspellings and typos for the word QCD

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