X Windows System

X Windows System

[¦eks ′win‚dōz ‚sis·təm]
(computer science)
A graphical environment providing window management for computer applications; originally developed to provide a graphical user interface for Unix systems, it has been ported to other platforms.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.