title: XPD (disambiguation)
text: # XPD (disambiguation)
  
  XPD can mean multiple things:
  
  * XPD, a spy novel by Len Deighton
  * the ISO 4217 code for the value of one troy ounce of palladium
  * XPD, a name for the ERCC2 protein
  * XPD Adventure Race, a multi-day adventure race held annually in Australia
  * XPD, Cross Polarization Discrimination, in wave transmission: ratio of the co-polarized average received power to the cross-polarized average received power
  * XPD Systems AB, an independent security consultancy and research firm
  * X-ray photoelectron diffraction, an analytic method to obtain structural and chemical information from surfaces.
  * XPD format, XPD files are DRM files associated with the PlayStation Network Downloader
  * xpd, the ISO 639-3 code for the Paredarerme language
  