RD Scientific & Educational Abbreviation

Red

Designation applied to an information system, and associated areas, circuits, components, and equipment in which unencrypted national security information is being processed.

Registered Dietitian

Reference Document

Random Dilution

Raw Data

Raw data is unprocessed computer data. This information may be stored in a file, or may just be a collection of numbers and characters stored on somewhere in the computer's hard disk. For example, information entered into a database is often called raw data. The data can either be entered by a user or generated by the computer itself.

Regio Dragamine

relative dispersion

Rescue Diver (padi)