WGA is an abbreviation for:

  • Image resolution, actually WVGA
  • Heat conditioning system, system for heat acclimatization by fire service personnel
  • Wheat Germ agglutinin protein that binds specifically certain sugar molecules
  • Williams Gateway Airport, Phoenix-Mesa Gateway Airport see
  • Windows Genuine Advantage verification of the software license from Microsoft
  • Writers Guild of America, common union of the authors in the film and television industry in the U.S.
  • Disambiguation
  • Abbreviation