TSR may refer to:
Science and technology
- Terminate-and-stay-resident program, a type of MS-DOS computer program
- Thermochemical sulfate reduction, reducing sulfate to sulfide
- Tip-speed ratio, of a wind turbines
- Temporary speed restriction, UK railway term
- Traffic-sign recognition, by equipment in vehicles
Military
- BAC TSR-2, a prototype British bomber
- TSR I and II, prototypes of the Fairey Swordfish torpedo bomber
- FN Tactical Sport Rifle
- Transvaal Scottish Regiment
Arts, media and culture
- TSR, Inc., game publisher
- Télévision Suisse Romande, a French-language Swiss TV channel
- Full Metal Panic! The Second Raid, an anime
- Team Sonic Racing, a video game
- True Symphonic Rockestra, an opera-oriented project
- "T.S.R. (Toilet Stool Rap)", song from Biz Markie's album I Need a Haircut
- The Shade Room, media company
Organizations
- Telford Steam Railway, UK
- Toronto Street Railway (horse-drawn), 1861-1891
- Former Toronto Suburban Railway
- Timișoara Traian Vuia International Airport, Romania, IATA code
- Trans-Siberian Railway
- TSR Records
Other uses
- Travelling stock route, Australia
- Treno Servizio Regionale, Italian trains
- Total shareholder return
- Traditional Spelling Revised, a relatively conservative English-language spelling reform
This disambiguation page lists articles associated with the title TSR.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: