UMD Last modified: Wednesday, May 25, 2005
Short for Universal Media Disc, it is a  proprietary optical disc format developed by Sony for use with the Playstation Portable game console.  At only 60mm in diameter, it can store 1.8GB of digital data. It is currently being used for holding Playstation Portable compatible games or movies. Sony had announced plans to open the format to third party developers and companies.
•E-mail this definition to a colleague• For internet.com pages about UMD . Also check out the following links! Sony PSP  The official U.S. Sony Playstation Portable Web site.	Data Storage Gaming console game disc gamer gaming Give Us Your Feedback Shopping UMD Products Compare Products,Prices and Stores Shop by Category: Tools and Accessories 0 Store Offers Video Game Consoles 7 Model Matches Jewelry 34 Store Offers Sport and Outdoor 22 Store Offers Refrigerators 1 Model Matches