| RDF | A Rich Data Format 
| Others |
| RDF | Geoworks UI Compiler, Compiled UIC source code
| Others |
| RDF | Radial Distribution Function
| Others |
| RDF | Radio Direction Finder
| Others |
| RDF | Radio Direction Finding
| Others |
| RDF | Rain Drizzle and Fog
| Others |
| RDF | Rain Drizzle Fog
| Others |
| RDF | Rallye De France
| Others |
| RDF | Rapid Delivery Formulation
| Others |
| RDF | Rapid Deployment Force
| Others |
| RDF | Rat Dermal Fibroblast
| Others |
| RDF | Rate Decrease Factor
| Others |
| RDF | Raymond D. Findlay
| Others |
| RDF | Real Data Format
| Others |
| RDF | Reality Distortion Field
| Others |
| RDF | Really Dense Forest
| Others |
| RDF | Really Difficult and Funky
| Others |
| RDF | Reasons, Details, Facts
| Others |
| RDF | Reasons, Details, or Facts
| Others |
| RDF | Recirculating Document Feeder
| Others |
| RDF | Recycling Disposal Facility
| Others |
| RDF | Red Diesel Forum
| Others |
| RDF | Red Diesel Fraction
| Others |
| RDF | Refuse Derived Fuel
| Others |
| RDF | Regional Development Forum
| Others |
| RDF | Regular Diesel Fuel
| Others |
| RDF | Relative Dose Factor
| Others |
| RDF | Reliability Design Factor
| Others |
| RDF | Remote Database Facility
| Others |
| RDF | Remote Distribution Frame
| Others |
| RDF | Repair Difficulty Factor
| Others |
| RDF | Report Definition File
| Others |
| RDF | Report of Deposit of Fees
| Others |
| RDF | Request Denied Frame
| Others |
| RDF | Research Data Facility
| Others |
| RDF | Research Development Fund
| Others |
| RDF | Researcher Development Framework
| Others |
| RDF | Resource Data File
| Others |
| RDF | Resource Data Framework
| Others |
| RDF | Resource Definition Framework
| Others |
| RDF | Resource Description Format
| Others |
| RDF | Resource Description Framework
| Others |
| RDF | Resource Descriptor Framework
| Others |
| RDF | Resoure Description Framework
| Others |
| RDF | Resourse Description Framework
| Others |
| RDF | Retrieval Definition File
| Others |
| RDF | Rich Database Fundamentals
| Others |
| RDF | Rich Document Field
| Others |
| RDF | Rire Dehors Forts (Laugh Out Loud)
| Others |
| RDF | Road Data Fusion
| Others |
| RDF | Robo Data Format
| Others |
| RDF | Robotech Defence Forces
| Others |
| RDF | Robotech Defense Force
| Others |
| RDF | Rosa Desktop Fresh
| Others |
| RDF | Rural Delivery Friend
| Others |
| RDF | Rural Development Foundation
| Others |