English abbreviations from gsp to gssc
- GSP (Georges St-Pierre (Canadian MMA fighter))
- GSPC ((catalog) Guide Star Photometric Catalog, a catalog of stars with precisely measured fluxes used to calibrate the Guide Star Catalog)
- GSPD (Ghana Society of the Physical Disabled)
- GSPEP (Georgia School Psychologist Evaluation Program)
- GSPID (Gain- Scheduled Proportional Integro-Differential)
- GSPOT (Graphics System Processor Operating Tool)
- GSPRA (Georgia School Public Relations Association)
- GSQ (Sharq Al-Owainat Airport)
- GSQM (Ground Services Quality Manual)
- GSR (General Staff Requirement (US))
- GS-R (General Support-Reinforcing)
- GSRS (General Support Rocket System)
- GSS (Generic Security Services)
- GSSA (Georgia School Superintendents Association)
- GSSAPI (Generic Security Services Application Program Interface)
- GSSB (General Supply Support Base)
- GSSC (Global SATCOM (SATellite COMmunications) Support Center)
