| R.I.D. | Registered Interior Designer 
| Others |
| RID | DSN Station at Madrid, Spain
| Others |
| RID | radial immunodiffusion
| Others |
| RID | radioimmunodetection
| Others |
| RID | Rapporto Interbancario Diretto
| Others |
| RID | Reaction Injection Molded
| Others |
| RID | Readiness Interest and Decision
| Others |
| RID | Realtime Inter-Network Defense
| Others |
| RID | Rear Impact Dummy
| Others |
| RID | Recipient Id
| Others |
| RID | Record Identifier
| Others |
| RID | Recorder Identification
| Others |
| RID | Records Information Documentation
| Others |
| RID | Red Is Dead
| Others |
| RID | Reduce Infection Deaths
| Others |
| RID | Reduced Interferences Distribution
| Others |
| RID | Reduction In Distribution
| Others |
| RID | Reference Information Documents
| Others |
| RID | Regimented Inmate Discipline
| Others |
| RID | Regional Implementation Directors
| Others |
| RID | Regional Interior Design
| Others |
| RID | Registered Irish Draught
| Others |
| RID | Registry of Interpreters for the Deaf
| Others |
| RID | Reglement International pour le Transport des Merchandises Dangereuses
| Others |
| RID | Regressive Imagery Dictionary
| Others |
| RID | Regulations concerning the International Carriage of Dangerous Goods by Rail
| Others |
| RID | Relative Id
| Others |
| RID | Relative IDentifier
| Others |
| RID | Remission Inducing Drug
| Others |
| RID | Remission-Inducing Drug
| Others |
| RID | Remote Intrusion Detector
| Others |
| RID | Remote Isolation Device
| Others |
| RID | Remove Intoxicated Drivers
| Others |
| RID | Replacement Id
| Others |
| RID | Report Illegal Dumping
| Others |
| RID | Research Incentive Distribution
| Others |
| RID | Residential Incentive District
| Others |
| RID | Resort Of International Distinction
| Others |
| RID | Resource Id
| Others |
| RID | Restless Irritable And Discontent
| Others |
| RID | Restless, Irritable and Discontented
| Others |
| RID | Retransmission Indicator
| Others |
| RID | Review Item Disposition
| Others |
| RID | Rich Internet Discussions
| Others |
| RID | Richmond, Indiana USA
| Others |
| RID | Rimessa Interbancaria Diretta
| Others |
| RID | Roadway Information Database
| Others |
| RID | Robots In Disguise
| Others |
| RID | Robots In Disrepair
| Others |
| RID | Roger In Disguise
| Others |
| RID | Roza Irrigation District (Washington state)
| Others |
| RID | Ruptured Intervertebral Disc
| Others |
| RID | Rural Improvement District
| Others |