(video games) A cube with textures on its inner faces, used to simulate the sky or similar backdrop around a three-dimensional playfield.
2004, Paul Marino, 3D Game-Based Filmmaking: The Art of MachinimaThankfully, tools have been created to assist in the skybox creation process.
2007, Stephen Cawood, Pat McGee, Microsoft XNA Game Studio Creator's GuideTo ensure consistent sizing for all images, you should give each image in the skybox the same pixel width and height dimensions.