PQ

from Wikipedia, the free encyclopedia

The abbreviation PQ stands for:

  • the Parti Québécois , a Canadian political party that advocates Quebec's independence from Canada
  • a former abbreviation for the province of Québec , now replaced by the postal abbreviation "QC"
  • the PQ formula for solving quadratic equations
  • PixelQuelle , an image database for free and royalty-free photos
  • the chemical compound plastoquinone
  • Power quality or supply quality in electrical supply networks