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Peccei-Quinn theory

Peccei-Quinn theory proper noun: a proposal for the resolution of the strong CP problem. It proposes that the QCD Lagrangian be extended with a CP-violating term known as the θ parameter, and that this should be a dynamic field rather than a constant value. It also predicts the existence of particles called axions.

Proper noun

Peccei-Quinn theory

  1. (particle) A proposal for the resolution of the strong CP problem. It proposes that the QCD Lagrangian be extended with a CP-violating term known as the θ parameter, and that this should be a dynamic field rather than a constant value. It also predicts the existence of particles called axions.

Origin of Peccei-Quinn theory

Formulated by Roberto Peccei and Helen Quinn.

Questions about Peccei-Quinn theory

What does Peccei-Quinn theory mean?
Peccei-Quinn theory means a proposal for the resolution of the strong CP problem. It proposes that the QCD Lagrangian be extended with a CP-violating term known as the θ parameter, and that this should be a dynamic field rather than a constant value. It also predicts the existence of particles called axions.
What part of speech is Peccei-Quinn theory?
Peccei-Quinn theory is a proper noun.

Words near Peccei-Quinn theory in the dictionary

  1. peccary
  2. peccata clamantia
  3. peccatum mutum
  4. peccavi
  5. peccavis
  6. Peccei-Quinn theory
  7. pecco
  8. peccos
  9. pech
  10. Pecha
  11. pecha kucha

Source and license

Adapted from Wiktionary: Peccei-Quinn theory (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “Peccei-Quinn theory.” Word.ws, https://word.ws/peccei-quinn_theory. Based on Wiktionary, CC BY-SA 4.0.