A full-featured 2-D and 3-D CAD program for MS-DOS, MICrosoft Windows, Macintosh, and Unixworkstations from Bentley Systems, Inc. Created in 1984, MICroStation is a high-end package used worldwide in environments where many designers work on large, complex projects. MICroStation Modeler is a superset of MICroStation that provides solid modelling, and MasterPiece is MICroStation' s rendering and animation program. (2001-04-19)