An X Window-based graphical user interface for Unix from Sun. Defined and distributed by AT&T when it was still involved with Unix, Open Look was widely used, but has given way to Motif and the Common Desktop Environment. See CDE.
Open-look Sentence Examples
The more open look will make the room feel more spacious than a heavy bureau with a cabinet on top.
The collar has a wider spread, extra flare and a more open look.
Some people believe that the standard open-tip bra is the only open look available, but that's not the case.