QG

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QG may refer to:

Science and technology:

  • Quantum gravity, a theory in physics unifying relativity (gravity) and quantum mechanics
  • Quasigeostrophic, an atmospheric dynamics theory; see Geostrophic wind
  • Quadrature Generator; see quadrature amplitude modulation
  • Nissan QG engine, an automotive engine series
  • ATCvet code QG, Genito-urinary system and sex hormones, a section of the Anatomical Therapeutic Chemical Classification System for veterinary medicinal products
  • quod google (q.g.), an internet variation on Latin reference quod vide to indicate further information available

Other uses: