Contains alphabetically arranged descriptions of nearly every AutoCAD command and variable, including toolbar and command- line launch options and important command dialog boxes. For advanced users who want to customize the software, there is information on system variables used for scripts, macros, and Autoslip.Book News, Inc.®, Portland, OR AutoCAD is the most widely used PC-based design program in the world with approximately 2 million design professionals worldwide--from Architects to Mechanical Designers to Electrical Engineers--already using the program. With the recent release of AutoCAD 2000 adding hundreds of new features, the demand for the program continues to grow as well as the need for a concise and comprehensive reference book.