swl

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

Software Writer's Language
NCRL
NCR Language
SWL

   <language> (SWL) /swil/ An industrial strength dialect of
   {Pascal} that allowed multiple {source code} files, originally
   developed at {Control Data Corporation} (CDC) prior to 1973.
   Development continued at the {Integrated Systems Laboratory}.
   SWL was adopted by NCR as its corporate {operating system} and
   {compiler} implementation language (1978-1982+).  The NCR SWL
   dialect was renamed NCRL (NCR Language) in 1981 and continued
   development [until ?].

   (2003-12-31)