Targa Graphics Adaptor TGA <graphics, file format> (TGA) The Truevision Targa Graphics Adaptor file format. The TGA format is a common {bitmap} file format for storage of 24-bit images. It supports {colourmaps}, {alpha channels}, {compression} and comments. {Filename extension}: .tga. More information is available from Truevision (http://truevision.com/) and The Graphics File Format Page (http://dcs.ed.ac.uk/~mxr/gfx/). [What does it have to do with graphics adaptors?] (1997-08-07)