| Acronym | Definition |
|---|
| SR | Señor (Spanish: Mister) |
| SR | Senhor (Portuguese: Mister) |
| SR | Senior |
| SR | Sister |
| SR | Suriname |
| SR | Special Report |
| SR | Slovak Republic |
| SR | Santa Rosa (California) |
| SR | Strontium |
| SR | State Route |
| SR | Slow Release (medication) |
| SR | Speech Recognition |
| SR | Service Representative |
| SR | Serbia & Montenegro |
| SR | Service Request |
| SR | Sustained-Release |
| SR | Sunderland (postcode, United Kingdom) |
| SR | Surrogate |
| SR | Scientific Research |
| SR | Systematic Review |
| SR | State Road |
| SR | Satellite Radio |
| SR | Speed Racer (cartoon) |
| SR | Status Report |
| SR | Short Range |
| SR | Short-Range |
| SR | Senate Resolution |
| SR | San Ramon (northern California) |
| SR | Search and Rescue |
| SR | Sampling Rate |
| SR | Southern Region (Order of the Arrow, Boy Scouts of America) |
| SR | Synchrotron Radiation |
| SR | Service Release |
| SR | Short Run |
| SR | Saarländischer Rundfunk (German Radio and TV Station) |
| SR | Standard Reference |
| SR | Sound Recording |
| Sr | Schwester (German: Sister) |
| SR | Survival Rate |
| SR | Sugar Ray (band) |
| SR | Shadowrun |
| SR | Square Root |
| SR | Sarcoplasmic Reticulum |
| SR | Sigur Rós (band) |
| SR | Software Review |
| SR | Savannah River |
| SR | Sugar Rush (UK TV series) |
| SR | Slew Rate |
| SR | Skid Row (band) |
| SR | Sniper Rifle |
| SR | Southern Railway |
| SR | Status Register |
| SR | Service Record |
| SR | Send & Receive |
| SR | Saddle River (New Jersey) |
| SR | Standard Rate |
| SR | Special Relativity |
| SR | Shared Resources |
| SR | Scenic Railway (amusement park ride) |
| SR | Stateroom |
| SR | Slide Rule |
| SR | Service Report |
| SR | Stage Right |
| SR | Sunday River (Ski Resort) |
| SR | Social Reform |
| SR | Swan River (Canada) |
| SR | Supporting Research |
| SR | Storage Ring |
| SR | Source Routing (ATMF) |
| SR | Support Requirements |
| SR | Sedimentation Rate |
| SR | Swiss Air (Airline of Switzerland) |
| SR | Short Reach (fiber) |
| SR | Sinus Rhythm |
| SR | Steradian (metric unit of solid angle) |
| SR | Satellite Receiver |
| SR | Shift Register |
| SR | Synthetic Rubber |
| SR | Semi-Retired |
| SR | Supervision and Regulation |
| SR | ShopRite (supermarket chain) |
| SR | System Requirement |
| SR | Soul Reaver (video game) |
| SR | Symbol Rate |
| SR | Surveillance and Reconnaissance |
| SR | Status Response (Hekimian) |
| SR | Sun Roof |
| SR | Spectral Response |
| SR | Spending Review |
| SR | Special Regulations |
| SR | Strike Rate (cricket scoring) |
| SR | Saturday Review |
| SR | Special Review |
| SR | Software Radio |
| SR | Strategic Reconnaissance |
| SR | Surveillance Radar |
| SR | Stochastic Resonance (statistics) |
| SR | Source Rock (geology) |
| SR | Saudi Riyal (national currency) |
| SR | Set Reset |
| SR | Side Release (buckle) |
| SR | Spring Roll |
| SR | State Relay |
| SR | Spell Resistance (gaming) |
| SR | Sum Rule |
| SR | Steam Reforming |
| SR | Siracusa, Sicilia (Syracuse; Italian province) |
| SR | Slip Ring |
| SR | She-Ra (He-Man character) |
| SR | Socialist-Revolutionary (Russian political party) |
| SR | Special Requirement |
| SR | Site Representative |
| SR | Sul Ross State University (Alpine, Texas) |
| SR | Standardized Regulations |
| SR | Strategy Runner (Automated investment and trading software company) |
| SR | Sveriges Riksdag (Swedish: Sveriges Radio) |
| SR | Special Reconnaissance |
| SR | Spectral Recording (Dolby) |
| SR | Seaman Recruit (USN Rating) |
| SR | Scanning Radiometer |
| SR | Sergei Rachmaninov (classical composer) |
| SR | Se Renta (Spanish: for rent) |
| SR | Short Radius (piping elbow) |
| SR | Stress-Resistant (pig genetics) |
| SR | Sporting Rifle (smokeless powder type) |
| SR | Synchronizing Resources (concurrent programmming language) |
| SR | Special Recovery |
| SR | Short Rod |
| SR | Secretary/Records |
| SR | Shady Records (record label) |
| SR | Single Replacement (chemical reaction) |
| SR | Stem Rot |
| SR | Source Range |
| SR | Sunset Riders (game) |
| SR | Scientific Racism (pseudoscience) |
| SR | Superior Rectus (eye muscle) |
| SR | Signaling Rate |
| SR | Stress Rupture |
| SR | Spreading Resistance |
| SR | Senior Rater |
| SR | Serum Replacement (biochemistry) |
| SR | Severity Rate |
| SR | Supply Road |
| SR | Soil Resistance |
| SR | Spot Repair |
| SR | Safety Release |
| SR | Signature Range (food brand) |
| SR | Sonic Revolution (game) |
| SR | Strehl Ratio (optics) |
| SR | Surveillance Requirement |
| SR | Specialist Registration |
| SR | Shock Rifle (gaming, Unreal tournament) |
| SR | Steel Radial (tire technology) |
| SR | Socialists for Reform (San Marino) |
| SR | Sunlight Resistant |
| SR | Saturable Reactor |
| SR | Spontaneous Reboot |
| SR | Shunt Reactor (power electronics) |
| SR | Sortie Rate |
| SR | Suburban Rhythm (band; also song by Reel Big Fish) |
| SR | Soldiers Radio |
| SR | Safety Rod |
| SR | State Road/Route |
| SR | Subtract Register |
| SR | Superficial Reflux |
| SR | Sub-Reflector |
| SR | Stuff Request (Nortel) |
| SR | Spare Row |
| SR | Shipment Request |
| SR | Segmentation Reassembly (Protocol) |
| SR | Serviço da República (Portuguese official stationery) |
| SR | Selective Ringing |
| SR | Sediment Regime |
| SR | Serum Receptor (biochemistry) |
| SR | Separate Rations |
| SR | Span-Restorable |
| SR | Scheduled Result |
| SR | Successively Refinable (data compression system) |
| SR | Silent Reflex |
| SR | Southern Royalty (hip hop group) |
| SR | Self-Recoverable |
| SR | Sensor Reader |
| SR | Shaft Rate |
| SR | Shoulder Rotations (exercises) |
| SR | Sedlighetsroteln (Swedish vice police branch) |
| SR | Sibling Records |
| SR | Spray Recirculation |
| SR | Suppressed Radiation |
| SR | Short Remittance |
| SR | Shielded Receiver |
| SR | Stacker/Retriever |
| SR | Solar Regenerative |
| SR | Standard Range Approach |
| SR | Slow Reversals (PNF technique) |
| SR | Sewer, Run Off |
| SR | Sind Regiment (Pakistan) |
| SR | Specialized English Training Required |
| SR | Summaries Recurring |
| SR | Saarlädischer Rundfunk = Radio Saarland |
| SR | Serim Ral (gaming) |