The Free On-line Dictionary of Computing (30 December 2018):

Process Design Language 2

    (PDL2) A language developed for the Texas
   Instruments ASC computer.

   ["Texas Instruments Process Design Methodology - Design
   Specification: Process Design Language", Volume I (Sep 1976)].

   [Mentioned in "An Overview of Ada" J.G.P. Barnes, Soft Prac &
   Exp 10:851-887 (1980)].

   (1995-08-13)