| Acronym | Definition |
|---|
| RDR➣Reader |
| RDR➣Red Dead Redemption (video game) |
| RDR➣Rassemblement des Républicains (French: Rally of the Republicans, Ivory Coast) |
| RDR➣Radar |
| RDR➣RNA Dependent RNA Polymerase |
| RDR➣Retail Distribution Review (various organizations) |
| RDR➣Raw Data Record |
| RDR➣Rally for Democracy and the Republic (Republic of the Congo) |
| RDR➣Réduction des Risques (French: Risk Reduction) |
| RDR➣Remote Data Recovery (Ontrack Data International) |
| RDR➣Reference Design Report (International Linear Collider) |
| RDR➣Redirector |
| RDR➣Recorder |
| RDR➣Rock Deformation Research (geological software; UK) |
| RDR➣Rotating Disk Reactor (semiconductors) |
| RDR➣Radio Direct Response (advertising agency) |
| RDR➣Remote Data Relay |
| RDR➣Reception Data Register (computer programming) |
| RDR➣Reduced Data Requirement |
| RDR➣Registered Diplomate Reporter |
| RDR➣Russian Depositary Receipt |
| RDR➣Rijksdienst voor Radiocommunicatie |
| RDR➣Redding Bus Station (Amtrak station code; Redding, CA) |
| RDR➣Requirements Definition Review |
| RDR➣Ralph Davis Reptiles (herpetoculture) |
| RDR➣Ripple Down Rule (knowledge acquisition) |
| RDR➣Règlement Direct |
| RDR➣Rodolfo del Rosario (Philippines public figure) |
| RDR➣Retail Delivery Report |
| RDR➣Règlement sur le Développement Rural |
| RDR➣Retail Delivery Record (paper-based delivery manifest) |
| RDR➣Runway Distance Remaining |
| RDR➣Radiation Dosimetry and Records |
| RDR➣Receiving Discrepancy Report |
| RDR➣Remote Data Requester |
| RDR➣Radial Distributor Road Bridge (infrastructure; UK) |