GSI may refer to:
Science and technology
For scientific organizations, see § Scientific organizations.- Geological Strength Index
- Gonadosomatic Index
- UK Government Secure Intranet
- Grid Security Infrastructure, a computer networking specification
- "Global Systems Integrator", large managed technology services providers
- GS-I (Cellulose synthase (UDP-forming)), an enzyme
- Great Sea Interconnector
Businesses and organizations
Businesses
- Gemological Science International, gemstone identification/grading/appraisal services
- Geophysical Service Incorporated, an American petroleum exploration corporation
- Guangzhou Shipyard International, a Chinese state-owned shipbuilder
- GSI Commerce, now eBay Enterprise, an American e-commerce company
Scientific organizations
- GSI Helmholtz Centre for Heavy Ion Research, Germany
- Geographical Society of Ireland
- Geospatial Information Authority of Japan
- Geological Survey of India
- Geological Survey of Ireland
Other organizations
- Global Security Initiative
- Gabinete de Segurança Institucional da presidência da república (Institutional Security Cabinet), Brazil
- Gustav Stresemann Institute, a German educational charity
Other uses
- Graduate student instructor, a teaching fellow at some US universities
- Grand-Santi Airport, French Guiana (IATA code GSI)
See also
Search for "gsi" , "gs-i", "g-si", "g-s-i", or "gsies" on Misplaced Pages.- All pages with titles beginning with GSI
- All pages with titles containing GSI
- GSL (disambiguation)
- GS-1 (disambiguation), including GS1
- GS (disambiguation)
- GSIS (disambiguation)
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