RMS may refer to:

Places

  • Ramstein Air Base, in Germany (IATA code <code>RMS</code>)
  • (Republic of the South Moluccas), a self-proclaimed republic in the Maluku Islands, founded in 1950

Organizations

Learned societies

  • Ramanujan Mathematical Society, a learned society founded in 1985 in India
  • Royal Medical Society, a learned society founded in 1737 at the University of Edinburgh Medical School
  • Royal Meteorological Society, a learned society founded in 1850 in Aylesbury in Buckinghamshire
  • Royal Microscopical Society, a learned society founded in 1839 in London, now headquartered in Oxford
  • Russian Mineralogical Society, a learned society founded in 1817 in Saint Petersburg
  • Russian Musical Society, a learned society founded in 1859 and disbanded in 1917

Schools

United States

  • Radnor Middle School, in Radnor, Pennsylvania
  • Redwood Middle School (Saratoga, California)
  • Rice Middle School, in Plano, Texas
  • Richardson Middle School, in Chicago, Illinois
  • Richland Middle School, in Richland Hills, Texas
  • Riverwood Middle School, in Kingwood, Texas
  • Robinson Middle School, in Plano, Texas
  • Rocky Mountain semester, in Leadville, Colorado; now called High Mountain Institute Semester
  • Romulus Middle School, in Romulus, Michigan
  • Roosevelt Middle School (Oakland, California)
  • Rosemount Middle School, in Rosemount, Minnesota
  • Ridgely Middle School, in Lutherville, Maryland

Elsewhere

  • Rambhakta Memorial School in Banepa, Kavre, Nepal
  • Reims Management School, in Reims, France
  • Robert May's School, in Hampshire, England
  • The Royal Masonic School for Girls, in Hertfordshire, England
  • Rutland Middle School, in British Columbia, Canada

Other organizations

  • Hermès (Euronext Paris: RMS), a French luxury fashion house
  • Railway Mail Service, a former US mail transportation service
  • Raytheon Missile Systems, a former company which manufactured missiles
  • Regroupement des militants syndicaux ("Trades-Union Militants Grouping"), a political organization in Quebec, Canada, in the 1970s
  • Revenue Management Society, a British industry organisation
  • Risk Management Solutions, a subsidiary of Moody's Corporation
  • RMS, a prefix for Royal Mail Ships and aircraft, UK
  • Roads and Maritime Services, a former agency of the New South Wales government, Australia
  • Rotana Media Services, the advertising and marketing wing of Rotana Group
  • Rotating Memory Systems, Inc., a defunct hard disk drive manufacturer
  • Royal Society of Miniature Painters, Sculptors and Gravers, originally the Royal Miniatures Society, London

Science and technology

Biology and medicine

  • Rhabdomyosarcoma, a cancer of connective tissues
  • Rostral migratory stream, one path that neuronal stem cells travel along to reach the olfactory bulb
  • Relapsing Multiple Sclerosis

Computing

  • Rate-monotonic scheduling, a scheduling technique in operating systems
  • Record Management Services, file-management processes in OpenVMS and PDP-11 operating systems
  • Record Management System, a persistent storage mechanism available to some Java ME configurations
  • Rights Management Services, a component of MS Windows Server 2003

Other uses in science and technology

  • Reconfigurable Manufacturing System, designed for rapid change in its structure
  • Residual mean square, a measure of the difference between data and a model of that data
  • Revenue Management System (or revenue management software), a software system for managing occupancy in hotels and suchlike
  • RMS (noise reduction) (), a Dolby-B-compatible compander in the former GDR in the 1980s
  • Root mean square, a measure of the magnitude of a varying quantity
  • Royal Microscopical Society thread, or society thread, a screw thread used for microscope objective lenses
  • "Watt RMS", an erroneous term for "average power" used in audio measurements

Other uses

  • Resilient Multi-mission Space STaR Shot program, a satellite defence program being developed by Airbus at Lot Fourteen in Adelaide, Australia
  • The initials of Richard Matthew Stallman, a software freedom activist and computer programmer
  • RMS (band), a British jazz/rock fusion band, formed in 1982
  • Royal Mail Ship, the ship prefix used for seagoing vessels that carry mail under contract to the British Royal Mail