RMS

• Hermès
• List of defunct hard disk manufacturers
• Lot Fourteen
• Moody's Corporation
• Multiple Sclerosis
• RMS (band)
• RMS (noise reduction)
• Radnor Middle School
• Railway Mail Service
• Ramanujan Mathematical Society
• Rambhakta Memorial School
• Ramstein Air Base
• Rate-monotonic scheduling
• Raytheon Missile Systems
• Reconfigurable Manufacturing System
• Record Management Services
• Record Management System
• Redwood Middle School (Saratoga, California)
• Regroupement des militants syndicaux
• Reims Management School
• Republik Maluku Selatan
• Residual mean square
• Revenue Management Society
• Revenue Management System
• Rhabdomyosarcoma
• Rice Middle School
• Richard Matthew Stallman
• Richardson Middle School
• Richland Middle School
• Ridgely Middle School
• Rights Management Services
• Riverwood Middle School
• Roads and Maritime Services
• Robert May's School
• Robinson Middle School
• Rocky Mountain semester
• Romulus Middle School
• Roosevelt Middle School (Oakland, California)
• Root mean square
• Rosemount Middle School
• Rostral migratory stream
• Rotana Media Services
• Royal Mail Ship
• Royal Medical Society
• Royal Meteorological Society
• Royal Microscopical Society
• Royal Society of Miniature Painters, Sculptors and Gravers
• Russian Mineralogical Society
• Russian Musical Society
• Rutland Middle School
• The Royal Masonic School for Girls
• Watt RMS