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Definition of GUI

A display format, like that of Windows, that represents a program’s functions with graphic images such as buttons and icons. GUIs enable a user to perform operations and make choices by pointing and clicking with a mouse.

Computer Science

Other definitions of GUI

(Graphical User Interface; pr. ‘gooey’)- means that a program’s controls are represented pictorially, with symbols, buttons and so forth, and mostly controlled by pointing and clicking with a mouse rather than having to type in text commands. Almost all modern software is GUI controlled. (see also- Windows,WYSIWYG).

Computer Science