- GSR
GSR may refer to:
*Galvanic skin response , a method to understand various types of activity in certain parts of the body
*Gunshot residue , trace particles left behind by a gun being fired
*Gens Sound Record , a sound format for Sega Genesis music
*Goshen Scout Reservation , a Boy Scout reservation in VirginiaIn railways:
*Great Southern Railway (Australia) , whose mainline spans the entire continent of Australia, connecting Sydney with Perth
*Great Southern Railway (Western Australia) , which connects Beverley and Albany
*Great Southern Railways , which operated all rails within the Irish Free State from 1925 through 1945GSR may also be used for:
*Cisco 12000 or Gigabit Switch Router, an Internet router made by Cisco Systems
*GSR, a series of bass guitars by Ibanez
*Greyscale Racing, a 1/36 to 1/14 scale RC team.
*GSR (Guest Service Recovery), Six Flags ticket reservation system
*GSR (Ground Surveillance Radar), a military radar used to detect personnel, wheeled and tracked vehicular movement.
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