SMR

SMR may refer to:

• Seattle Mountain Rescue, American non-profit
• Solomon Mahlangu Regiment of the South African Army
• Swedish Resistance Movement, a neo-Nazi political party

• San Marino (by ISO 3166-1, IOC and FIFA country code)
• Rimba Secondary School (Malay: Sekolah Menengah Rimba), Brunei
• Simón Bolívar International Airport (Colombia) (by IATA code)
• Tell Kazel (Ancient Egyptian: Smr), archaeological site in Syria

• Snowdon Mountain Railway, Gwynedd, Wales
• South Maitland Railway, NSW, Australia
• Stapleford Miniature Railway, Melton Mowbray, England

• Sensorimotor rhythm, a brain wave rhythm
• Standardized mortality ratio, in epidemiology
• Suppressed mite reproduction, a trait in honey bees, see varroa sensitive hygiene

• Shingled magnetic recording, a hard disk storage method
• State machine replication in distributed computing
• Symbolic Music Representation in MPEG-4 Part 3

• Small modular reactor, a type of nuclear reactor
• Specialized Mobile Radio
• Square matricial representation of polynomials
• Steam methane reforming, for producing hydrogen
• Surface movement radar, used by airports
• Slope mass rating, of rock mass
• Spherically Mounted Retroreflector, a laser tracker target

• Shintō Musō-ryū, Japanese martial art
• Sites and monuments record, of archaeological sites in the UK
• Sprint medley relay, a track and field event