| Acronym | Definition |
|---|
| RD | Reader's Digest (magazine) |
| RD | Road |
| RD | Read |
| RD | Receive(d) Data |
| RD | Round |
| RD | Reserve (Officers') Decoration |
| RD | Retired |
| RD | Research and Development |
| RD | Rural Development (USDA) |
| RD | Republica Dominicana (Spanish: Dominican Republic) |
| RD | Remedial Design |
| RD | Real Decreto (Spain: Royal Decree) |
| RD | Red Deer (Canada) |
| RD | Regional Director |
| RD | Residential Development |
| RD | Ranger District (USDA) |
| RD | Reference Data |
| RD | Royal Dutch |
| RD | Rear Defroster |
| RD | Reception Desk |
| RD | Racial Discrimination |
| RD | Registered Dietician |
| RD | Radar Detector |
| RD | Red Dragon (movie) |
| RD | Revolving Door |
| RD | Rough Draft (writers software) |
| RD | Reference Document |
| RD | Rapid Deployment |
| RD | Required Data |
| RD | Red Dwarf (games) |
| RD | Requirements Document |
| RD | Radio Disney |
| RD | Required Date |
| RD | Retinal Detachment (eye condition) |
| RD | Resident Director |
| RD | Route Distinguisher (MPLS-VPN) |
| RD | Remove Directory |
| RD | Rubber Duck |
| RD | Rocketdyne |
| RD | Reservoir Dogs (film) |
| RD | Renal Dialysis |
| RD | Rate Distortion |
| RD | Riverdance (Irish dance show) |
| RD | Route Départementale |
| RD | Rural Delivery |
| RD | Regio Decreto (Italian: Royal Decree) |
| RD | Requirements Development |
| RD | Restricted Data |
| RD | Risk Difference (statistical analysis) |
| RD | Residence Director |
| RD | Ring Down |
| RD | Remaining Distance |
| RD | Rotor Diameter |
| RD | Radio Dalmacija (Split, Croatia) |
| RD | Roof Drain |
| RD | Reserve Duty |
| RD | Radical Dreamers (video game) |
| RD | Rural Dean |
| RD | Radarman (USN Rating) |
| RD | Reducing Diet (veterinary prescription diet food) |
| RD | Region Directors |
| RD | Reactor Development |
| RD | Rapid Decompression |
| RD | Reporting District |
| RD | Rig Down (oil drilling) |
| RD | Rhombic Dodecahedron |
| RD | Rett's Disorder |
| RD | Rijksdriehoeksmeting |
| RD | Reference Drawing (drafting and design) |
| RD | Range Doppler |
| RD | Reported Distance (packet design) |
| RD | Readiness Data |
| RD | Route Descriptor |
| RD | Readiness Date |
| RD | Representative DeMolay (Order of DeMolay) |
| Rd | Diode Resistance |
| RD | Right Defence |
| RD | Replacement Detachment |
| RD | Refer to Drawer |
| RD | Recon Drone (Honor Harrington science fiction novels) |
| RD | Righteous Defense (gaming, World of Warcraft) |
| RD | Rider Diaries (Straphangers message board) |
| RD | Royal Direct (RBC Royal Bank's online and telephone banking service) |
| RD | Directional Radio Beacon |
| RD | Random Defect |
| RD | Recognition Differential |
| RD | Data Requirements Document |
| RD | Removable Discontinuity (mathematics) |
| RD | Radius of Damage |
| RD | Requirements Dictionary |
| RD | Robust Dependent |
| RD | Ritual Device (band) |
| RD | Reconfiguration Delay |
| RD | Reaver Drop (Starcraft video game) |
| RD | Raise Degree |
| RD | Restricted Data - Atomic Energy Act of 1954 |
| RD | Reinforcement Designee |
| RD | Radiocommunications Division |
| RD | Replenishable Demand |
| RD | Recoverable Distributor |
| RD | US Revenue Stock Transfer (Scott Catalogue prefix; philately) |
| RD | Room Air Detritiation |
| RD | Reentry Decoy |
| RD | Rétribution Différée (French: payment postponed) |