XPD (disambiguation)

XPD can mean multiple things:

• XPD, a spy novel by Len Deighton.
• the ISO 4217 code for tracking 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.