A graphical user interface (or GUI, often pronounced "gooey"), is a particular case of user interface for interacting with a computer which employs graphical images and widgets in addition to text to represent the information and actions available to the user. Usually the actions are performed through direct manipulation of the graphical elements.
Graphical User Interface. The main barrier to the widespread use of computer technology. Throw it away and start from scratch.
- Wikipedia:Graphical user interface
- Humane Interfaces
- Volumetric display
- The X-Windows Disaster - from the article: "X-Windows is the Iran-Contra of graphical user interfaces: a tragedy of political compromises, entangled alliances, marketing hype, and just plain greed..."