A windowing and graphics system developed at the Massachusetts Institute of Technology (MIT). MIT has placed the X-Window source code in the public domain, making it a particularly attractive system for UNIX vendors. Almost all UNIX graphical interfaces, including Motif and OpenLook, are based on X-Window.
X-WINDOW
Meaning of X-WINDOW in English
DAX English glossary of key connectivity terms. Английский глоссарий основных терминов по коммуникациям DAX. 2012