Plain English Meaning
A screen in the cockpit that shows the pilot a clear, computer-drawn picture of the ground, hills, and runway ahead, even when they cannot see anything out the window.
Full Definition
A computer-generated, three-dimensional display of the outside world shown on a cockpit screen, built from a terrain and obstacle database combined with the aircraft's GPS position, attitude, and altitude. SVS presents a forward-looking view of terrain, obstacles, runways, and the surrounding environment regardless of actual visibility, allowing the pilot to see a representation of the world even when flying in cloud or at .