Gateway
A computer connected to multiple physical networks, capable of routing or delivering packets between them.

GIF
See Graphics Interchange Format.

Gopher
An early Internet protocol and software program designed to search for, retrieve, and display documents from remote computers or sites. Gopher clients are used to connect to remote Gopher servers Interaction is typically carried out through a menu hierarchy.

Graphics Device Interface (GDI)
The graphical system that manages what appears on the screen and provides graphics support for printers and other output devices. One of three core components in Windows 98.

Graphics Interchange Format (GIF)
A computer graphics file format developed in the mid-1980s by CompuServe for use in photo-quality graphic image display on computer screens. Now commonly used on the Internet.

GUI
Graphical User Interface