G7 Group of Seven (US, UK, Germany, France, Italy, japan and Canada) G8 includes G7 plus Russia
GAIL Gas Authority of India Limited
GATE Graduate Aptitude Test in Engineer­ing
GATS General Agreement on Trade and Ser­vices
GATT General Agreement on Tariff and Trade
GDP Gross Domestic Product
GHI  Global Hunger Index
GIC General Insurance Corporation
GMAT Graduate Management Admission Test
GMT Greenwich Mean Time
GNLF Gorkha National Liberation Front
GNP Gross National Product
GPF General Provident Fund
GPO General Post Office
GPS Global Positioning System
G-SECs Government Securities
GSI Geological Survey of India
GSLV Geo-Synchronous Satellite Launch Ve­hicle
GSM Global System for Mobile Communica­tions
GSP Generalised System Preference
GUI Graphical User Interface
HAC Hindustan Aluminium Corporation
HAL Hindustan Aeronautics Limited.
HCF Highest Common Factor
HDFC Housing Development Finance Corporation
HIV Human Immunodeficiency Virus
HLEG  High Level Expert Group
HMI Himalayan Mountaineering Institute
HNI  High Networth Individual
HTML Hyper Text Markup Language
HUDCO Housing and Urban Development Corp.
HUL Hindustan Unilever Limited
HVAC Heating, Ventilating and Air Conditioning
HYVS High Yield Vanety Seeds