PDP

PDP may mean:

Computing and technology

• Packet Data Protocol, a packet transfer protocol used in wireless GPRS/HSDPA networks
• Parallel Distributed Processing, an artificial intelligence processing approach
• Plasma display panel, a type of flat panel display
• Policy Decision Point, a type of decision server in the Common Open Policy Service
• Portable DVD Player
• Power delay profile
• Primary Data Point
• Programmed Data Processor, a series of minicomputers made by Digital Equipment Corporation (DEC)
  • PDP-1
  • PDP-6
  • PDP-8
  • PDP-10
  • PDP-11 series of 16-bit minicomputers
• XACML PDP, a XACML policy decision point that issues XACML responses

Politics

• Democratic Renewal Party, any of a number of world-wide political parties
• Party for Democratic Prosperity, an ethnic Albanian political party in the Republic of Macedonia
• People's Democratic Party, any of a number of world-wide political parties
• Popular Democratic Party, any of a number of world-wide political parties
• Progressive Democratic Party, a number of world-wide political parties
• Papua Presidium Council, a West Papuan political organization

Other

• Pacific Drums and Percussion, a percussion instrument manufacturer
• Pi Delta Psi, an Asian-American Cultural Interest Fraternity
• Pollical distal phalanx, the outermost bone in the thumb, see Distal phalanges#Fingers
• Professional DynaMetric Programs, developers of the ProScan Survey