1. (Or terminal illness) Eyestrain brought on by too many hours of looking at low-resolution, poorly tuned, or glare-ridden monitors, especially graphics monitors.
2. The "burn-in" condition your CRT tends to get if you don't use a screen saver.
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Nearby terms: RASP « raster « raster blaster « raster burn » raster font » rastergram » raster graphics