GSR

GSR may refer to:

Law

• General Statutory Rules

Medicine, science and technology

• Galvanic skin response, physiological phenomenon
• Glutathione-disulfide reductase, enzyme
• Gunshot residue

Organizations

• Gas Safe Register, in the United Kingdom
• Global Sea Mineral Resources, an underwater mining company
• Groupe Scolaire La Résidence, a French international school in Casablanca, Morocco

Places

• Gerber Scout Reservation, a scouting facility in Michigan, U.S.
• Postal code for Għasri, Gozo Island, Malta
• Grand Sierra Resort, a hotel and casino in Nevada, U.S.

Transport

• Acura Integra GS-R, an automobile
• IATA code for Qardho Airport, Somalia

Rail systems

• Great Southern Railway (disambiguation)
• Great Southern Railways, a former Irish railway company
• Gondal State Railway, in British India
• Great Sandhills Railway, a Canadian railway

Other uses

• Greenville Swamp Rabbits
• Grammata Serica Recensa, a dictionary of Old Chinese
• General Service Respirator, a military gas mask
• SIG Sauer GSR, a pistol variety