programmed data processor

from The Free On-line Dictionary of Computing (8 July 2008)

Programmed Data Processor
PDP

   <computer> (PDP) Early (1960's?) {Digital Equipment
   Corporation} family of {minicomputers}.  The best known ranges
   were the {PDP-10} and {PDP-11}.  {PAL} was the {assembly
   language}.

   (1997-11-21)