windowing - 1. the act of dividing a display screen into separate areas in which different information can be viewed simultaneously.the act of dividing a display screen into separate areas in which different information can be viewed simultaneously. 2. the act of selecting a portion of a large drawing to be displayed in detail on the screen.the act of selecting a portion of a large drawing to be displayed in detail on the screen. ; дс тдрлими цюлютдажкию дроемжки аиакиохдйис лидр http://www.harcourt.com/dictionary/def/1/1/1/1/11115300.html;