1. Descriptive GEometry LanguaGE. Early CAD/CAE languaGE, used light pen. "Interactive Graphic Consoles - Environment and Software", R.L. Beckermeyer, Proc FJCC 37 (1970). 2. Data GEneral ca 1973-1974. Derivative of ALGOL 60, developed from DG' s ALGOL-5, used as the systems languaGE under AOS and RDOS for the DG Eclipse family of computers. Replaced by PL/I in the early 80' s. Data GEneral manual 093-000229-01.