RD Coins Abbreviation

RD has various meanings in the Coins category. Discover the full forms, definitions, and usage contexts of RD in Coins.

Retired

Most Common

Pertaining to a field or value that has been withdrawn from use while still compatible with an existing product because it is not compliant with or has been removed from the architecture.

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Red

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

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