| CD-rom | An optical disk storage system for computers on which data can be read or from which data can be retrieved but not entered or modified. A CD-rom unit is almost identical to the compact disk playback device for home use. (12 Dec 1998) |
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| grateful med | A microcomputer-based software package providing a user-friendly interface to the medlars system of the national library of medicine. (12 Dec 1998) |