ORS

ORS may refer to:

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AirportsEdit

Orcas Island Airport (FAA airport code ORS), San Juan County, Washington, United States
Orpheus Island Resort Waterport (IATA airport code ORS), Queensland, Australia

Oculo-respiratory syndrome, a usually transient condition following influenza immunization
Olfactory reference syndrome, a mental disorder concerning body odor
Oral rehydration solution, a type of fluid replacement used to prevent or treat dehydration
Ovarian remnant syndrome, a condition caused by residual ovarian tissue after an oophorectomy

Michigan Office of Retirement Services, United States
ISO 639:ors or Orang Seletar language, native to Malaysia and Singapore
Octopole reaction system, a type of Collision/reaction cell
OID Resolution System, a system for mapping globally unique object identifiers into DNS name zone files; see ISO/IEC JTC 1/SC 6
Old Red Sandstone, an assemblage of rocks in the North Atlantic region
Operational Research Section, part of the British Royal Air Force in the Second World War
Operationally Responsive Space Office, a joint initiative of several agencies within the United States Department of Defense
Oregon Revised Statutes, the codified body of statutory law governing Oregon, United States
Orlando Riva Sound (O.R.S.), former German Euro disco group
Overseas Research Scholarship, an award for foreign country nationals to undertake research in the United Kingdom
Oxygen reduction system, an active fire protection technique
On-Rails Shooter, a type of shooter video game.
Ors, short for Others; see List of legal abbreviations