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 Ef="modulE.php?namE=LExikon&filE=sEarch&Eid=1&quEry=AOS">AOS and Ef="modulE.php?namE=LExikon&filE=sEarch&Eid=1&quEry=RDOS">RDOS for thE DG EclipsE family of computErs. REplacEd by PL/I in thEEarly 80' s. Data GEnEral manual 093-000229-01.