ROS (redirected from Rear Observation System)

Acronym	Definition
ROS	Reactive Oxygen Species
ROS	Return On Sales
ROS	Run of Site
ROS	Review of Systems
ROS	Rites of Spring
ROS	Registers of Scotland
ROS	Rod Outer Segment (Ophthalmology)
ROS	Rate of Spread (wildland fire behavior expressed in chains per hour; 1 chain = 66 feet)
ROS	Record of Service (USMC)
ROS	Read-Only Storage
ROS	Raggruppamento Operativo Speciale (Italian Carabinieri Special Forces)
ROS	Run-On Sentence
ROS	Run Of Schedule
ROS	Republic of Singapore (founded 1965)
ROS	Report Of Survey
ROS	Run Of Station
ROS	Random Orbital Sander
ROS	Review of Symptoms (medical)
ROS	Review Of System
ROS	Royal Order of Scotland (Scottish Rite Honorary Order)
ROS	Refractory Organic Substances
ROS	Reed Organ Society
ROS	Rapport d'Ondes Stationnaires (French)
ROS	Resident Operating System
ROS	Raster Output Scanner
ROS	Remote Operations Services
RoS	Races of Stone (roleplaying games, Dungeons & Dragons)
ROS	Robot Operating System
ROS	Region of Support
ROS	Religious Orders Study
ROS	Required On-Site (Date)
ROS	Rosario, Santa Fe, Argentina - Fisherton (Airport Code)
ROS	Return From Overseas
ROS	Restoration of Service
ROS	Report of Sale
ROS	Research Operations Support
ROS	Relief On Station (UAVs)
ROS	Russian Orbital Segment
ROS	Remote Operator Station
ROS	Registrar of Shipping
ROS	Ramapo Orchid Society (New Jersey)
ROS	Recreation Opportunity System (USFS/BLM)
ROS	Resource Object Store
ROS	Rear Observation System
ROS	Reactor Overflow System
ROS	Required on Station
ROS	Register of Society
ROS	Restaurant Operations Support
ROS	Range Operations Support
ROS	Rapid Obscuration System
ROS	Release of Shift
ROS	Remotely Operated Shutter
ROS	Reconstitution Operational State
ROS	Reduced Operation/al Status
ROS	Report Organization Subsystem
ROS	Representative Observing Site
ROS	Ramsgate Operatic Society
ROS	Re-Order Structure