| G | Gram |
| G | Gate |
| G | Giga |
| G | Gravitational constant |
| G | Google |
| G | Gauss |
| G | Guanine |
| g | Gravitational acceleration |
| G | Generator |
| G | Gibbs energy |
| G | Electrical conductance |
| G | Genpact |
| G | Gondia Junction |
| G11N | Globalization |
| G20 | Group of 20 |
| G2A | Go2Arena |
| G7 | Group of Seven |
| GAA | Goals Against Average |
| GAA | Gaelic Athletic Association |
| gaa | Ga language |
| GAA | General Allotment Act |
| GAA | Glacial Acetic Acid |
| GAA | Global Accounting Alliance |
| GAA | Generic Authentication Architecture |
| GAA | Gemmological Association of Australia |
| GAA | Global Action on Aging |
| GAA | Grenada Athletic Association |
| GAA | Guam Adventist Academy |
| GAAP | Generally Accepted Accounting Principles |
| GAAP | Generally Accepted Accounting Principles |
| GAAP | Generally Accepted Accounting Practice |
| GAAP | Generally Accepted Accounting Principles |
| GAAPS | Generally Accepted Accounting Principles |
| GAAR | General Anti-Avoidance Rule |
| GAAR | Greater Albuquerque Association of REALTORS |
| GAC | Granular Activated Carbon |
| GAC | Global Assembly Cache |
| GAC | Gustavus Adolphus College |
| GAC | Geological Association of Canada |
| GAC | Gloster Aircraft Company |
| GAIL | Gas Authority of India Limited |
| GAMS | General Algebraic Modeling System |
| GAMS | The Grant Application Management System |
| Gap | the name originated from the phrase “the generation gap” |
| GAP | Government Accountability Project |
| GAP | Garmisch-Partenkirchen |
| GAP | Good Agricultural Practices |
| GAP | Great Allegheny Passage |
| GAP | Ganga Action Plan |
| Garmin | named after its founders, Gary Burrell and Dr. Min Kao |
| GARP | Global Association of Risk Professionals |
| GARP | Generic Attribute Registration Protocol |
| GARP | Global Atmospheric Research Program |
| GARP | Growth At a Reasonable Price |
| GARP | Glycoprotein A Repetitions Predominant |
| GARP | Guide to the Assessment of Rates of Veterans' Pensions |
| GARS | Global Area Reference System |
| GARS | Global Asset Recovery Services |
| GARS | Gillian Autism Rating Scale |
| GASCO | Abu Dhabi Gas Industries Limited |
| GASCO | Georgia Society of Clinical Oncology |
| GASCO | German, Austrian & Swiss Consortia Organisation |
| GASCo | General Avaiation Safety Council |
| GATE | Graduate Aptitude Test in Engineering |
| GATT | General Agreement on Tariffs and Trade |
| GB | GigaByte |
| GBP | Pound Sterling |
| GBP | Gain–Bandwidth Product |
| GBP | Ginger Beer Plant |
| GBP | Gulabpura |
| GBP | Game Boy Pocket |
| GBP | Gastric Bypass Surgery |
| GBP | Generalized Belief Propagation |
| GBP | Green Bay Packers |
| GBP | Guanylate-Binding Protein |
| GBP | Game Boy Player |
| GBP | Gamboola Airport |
| GBTU | Gautam Buddh Technical University |
| GBTU | Greater Boston Trout Unlimited |
| GC | Gas Chromatography |
| GC | Group Captain |
| GC | Grand Chase |
| GC | General Counsel |
| GC | General Classification |
| GC | Galvanic Corrosion |
| GC | Garbage Collection |
| GC | General Contractor |
| Gc | Group-Specific Component |
| GC | Germinal Centre |
| GC | Gyrocompass |
| Gc | Gigacycle |
| GC | Glucocorticoid |
| GC | Gregorian Calendar |
| GC | Guitar Center |
| GC | General Conference |
| GC | Guardia Civil |
| GC | Gambia International Airlines |
| GC | Clayey Gravels |
| GC | Gliomatosis Cerebri |
| GC | Georgian College |
| GC | Geneva Conventions |
| GC | Goshen College |
| GC | Good Charlotte |
| GC | Games Convention |
| GC | GameCube |
| GC | Ground Control |
| GC | Gordon College |
| GC | Government College |
| GC | Greenville College |
| GCC | Gulf Cooperation Council |
| GCC | GNU Compiler Collection |
| GCC | Global Climate Change |
| GCC | Grove City College |
| GCC | Greenfield Community College |
| GCC | Ground Calcium Carbonate |
| GCC | Glasgow City Council |
| GCC | Guam Community College |
| GCC | Gillette–Campbell County Airport |
| GCC | Good Counsel College |
| GCC | Global Concurrency Control |
| GCC | General Credit Card |
| GCC | Galway County Council |
| GCC | Germanna Community College |
| GCC | Grand Council of the Crees |
| GCC | Great Council of Chiefs |
| GCC | Gauhati Cine Club |
| GCC | Germantown Cricket Club |
| GCD | Greatest Common Divisor |
| GCD | Griffith College Dublin |
| GCD | Grand Comics Database |
| GCERT | Gujarat Council of Educational Research and Training |
| GCHQ | Government Communications Headquarters |
| GCMMF | Gujarat Cooperative Milk Marketing Federation |
| Gd | Gadolinium |
| GD | Grenada |
| GD | Group Discussion |
| GD | General Dynamics |
| GD | General Diary |
| GD | Green Day |
| GD | Gardner Denver |
| gd | Grenada (TLD) |
| GD | Gender Dysphoria |
| GD | Gaucher Disease |
| GD | Grateful Dead |
| GDDR5 | Graphics Double Data Rate, version 5 |
| GDP | Gross Domestic Product |
| GDP | Gateway Discovery Protocol |
| GDPR | General Data Protection Regulation |
| GDPR | Gross Domestic Product per Region |
| GE | Georgia |
| GE | General Electric |
| Ge | Germanium |
| GE | Grade Equivalent |
| GE | Ground Effect |
| ge | Georgia (TLD) |
| Geb | Geboren |
| GEB | Games and Economic Behavior |
| GEB | Google Earth Blog |
| GEB | Gujarat Electricity Board |
| GEB | Golden Eagle Broadcasting |
| GEB | Gebe Airport |
| GEB | Genome Environment Browser |
| GEB | Guiding Eyes for the Blind |
| GEB | General Education Board |
| GEB | Global Easy Buy |
| GEB | Genetronics Biomedical Corporation |
| GEBCO | General Bathymetric Chart of the Oceans |
| GEC | Global Environmental Change |
| GEC | Government Engineering College |
| GEC | General Education Curriculum |
| GEC | Goa Engineering College |
| GEC | Gudlavalleru Engineering College |
| GEC | Gaseous Electronics Conference |
| GED | General Education Development |
| GED | Gas Electron Diffraction |
| GED | Graph Edit Distance |
| GED | Delaware Coastal Airport |
| GEF | Global Environment Facility |
| GEICO | Government Employees Insurance Company |
| Gem-A | Gemmological Association of Great Britain |
| GEMA | Gesellschaft für musikalische Aufführungs- und mechanische Vervielfältigungsrechte |
| GEMA | Gas and Electricity Markets Authority |
| GEMA | Georgia Emergency Management Agency |
| GEMA | Global Engine Manufacturing Alliance |
| GEMA | Gikuyu, Embu, Meru and Akamba |
| Genealogy | from Greek word ‘genea’ meaning “generation” and ‘logia’ meaning “science” |
| Genpact | stands for Generating Impact |
| GET | Graduate Engineer Trainee |
| GET | General Excise Tax |
| GET | Graph Editor Toolkit |
| GET | Geraldton Airport |
| GET | Galesville-Ettrick-Trempealeau |
| GEU | Graphic Era University |
| GEU | Glendale Municipal Airport |
| GF | French Guiana |
| GF | Girlfriend |
| GF | Gulf Air |
| GF | Georg Fischer |
| GF | Games Finished |
| gf | French Guiana (TLD) |
| GF | Cyclosarin |
| GF | Fermi Constant |
| Gf | Fluid intelligence |
| GF | Grammatical Framework |
| GF | Goals For |
| GFCI | Ground Fault Circuit Interrupter |
| GFCI | Global Financial Centres Index |
| GFI | Go For It |
| GFI | Game Factory Interactive |
| GFI | Ground Fault Interrupters |
| GG | Guernsey |
| GG | Good Game |
| GG | Gadu-Gadu |
| GG | Governor General |
| GG | Goldcorp |
| gg | Guernsey (TLD) |
| GG | Google Groups |
| Gg | Gigagram |
| GG | GameGuard |
| GG | Good Game |
| GGP | Gateway-gateway protocol |
| GGSIP | Guru Gobind Singh Indraprastha University |
| GHG | Green House Gas |
| GHIAL | GMR Hyderabad International Airport Limited |
| GHMC | Greater Hyderabad Municipal Corporation |
| GHz | Gigahertz |
| GHZ | Galactic Habitable Zone |
| GHZ | Groene Hart Ziekenhuis |
| GI | Gibraltar |
| GI | Galvanized Iron |
| GI | Gastrointestinal |
| GI | Glycemic Index |
| GI | Geographical Indication |
| GI | Government Issue/General Issue |
| GI | Gesellschaft für Informatik |
| GI | Global Illumination |
| gi | Gibraltar (TLD) |
| GI | Game Informer |
| GI | Goethe Institute |
| Gi | gibi |
| GI | Graphics Interface |
| Gi | Gilbert |
| GI | Global Icon |
| GI | General Instrument |
| GI | Itek Air |
| GIA | Gemological Institute of America |
| GIA | Ghana International Airlines |
| GIA | Government Information Awareness |
| GIF | Graphics Interchange Format |
| GIF | Winter Havens Gilbert Airport |
| GIFA | Gross Internal Floor Area |
| GIFA | Giesserei-Fachmesse |
| GIFA | Geneva Infant Feeding Association |
| GIFA | Gauteng Institute for Architecture |
| GIFA | Global Indian Film Awards |
| GIFAS | Groupement des Industries Françaises Aéronautiques et Apatiales |
| GIFT | Gamete Intrafallopian Transfer |
| GIFT | GNU Image-Finding Tool |
| GIFT | General Import Format Technology |
| GIFT | Global Institute for Tomorrow |
| GIFT | Gujarat International Finance Tec-City |
| GIFT | Georgia Industrial Fellowships for Teachers |
| GIIAS | Gaikindo Indonesia International Auto Show |
| GIMP | GNU Image Manipulation Program |
| GIPL | Georgia Interfaith Power & Light |
| GIPL | Gammon Infrastructure Projects Limited |
| GIRL | Graph Information Retrieval Language |
| GIRL | Generalized Information Retrieval Language |
| GIRL | Guy in Real Life |
| GIS | Geographic Information System |
| GIS | Gruppo di Intervento Speciale |
| GIS | Garden International School |
| GIS | Gisborne Airport |
| GIS | Guaranteed Income Supplement |
| GITAM | Gandhi Institute of Technology and Management |
| GITEX | Gulf Information Technology Exhibition |
| GITF | Guangzhou International Travel Fair |
| GITF | Great Indian Travel Festival |
| GJ | Generic Java |
| GJ | Grand Junction |
| GJ | Gujarat |
| GJ | Gastrojejunostomy |
| GJ | Gigajoule |
| GJ | Eurofly |
| GJ | Mexicargo |
| GJTCI | Gem & Jewellery Trade Council of India |
| GK | General Knowledge |
| GK | Gabriel Knight |
| GK | Global Kids |
| GK | Gawad Kalinga |
| GLO | General Land Office |
| GLONASS | Глобальная навигационная спутниковая система |
| GM | General Manager |
| GM | General Motors |
| GM | Genetic Modification |
| Gmail | Google Mail |
| GMAT | Graduate Management Admission Test |
| GMAT | General Mission Analysis Tool |
| GMAT | Greenwich Mean Astronomical Time |
| GmbH | Gesellschaft mit beschränkter Haftung |
| GMC | General Medical Council |
| GMC | General Motors Company |
| GMC | Global Management Challenge |
| GMC | Guwahati Municipal Corporation |
| GMC | Georgia Military College |
| GMC | Goa Medical College |
| GMC | Gomal Medical College |
| GMC | Grant Medical College |
| GMC | Gandhi Medical College |
| GMC | Global Motion Compensation |
| GMC | Geisinger Medical Center |
| GMC | Genetically Modified Crop |
| GMC | Gandhinagar Municipal Corporation |
| GMC | Green Mountain College |
| GMC | Generalized Method of Cells |
| GMC | Gospel Music Channel |
| GMC | Green Mountain Club |
| GMC | Guntur Municipal Corporation |
| GMC | Guerima Airport |
| GMC | Greater Manchester Council |
| GMC | Great Midwest Conference |
| GMC | Gulf Medical College |
| GMDC | Gujarat Mineral Development Corporation |
| GMDC | Greenpoint Manufacturing and Design Center |
| GMDC | Global Market Development Center |
| GMDC | Guangdong Modern Dance Company |
| GMDC | Green Mountain Dharma Center |
| GMHC | Gay Men’s Health Crisis |
| GMIC | Global Mobile Internet Conference |
| GMIC | Green Meeting Industry Council |
| GMIC | Glass Manufacturing Industry Council |
| GMIC | Golf Management Institute of Canada |
| GMIC | Guided Missiles Intelligence Committee |
| GMO | Genetically Modified Organism |
| GMO | Genmodifiserte Organismer |
| GMO | Genetiskt Modifierad Organism |
| GMO | General Medical Officer |
| GMO | Global Media Outreach |
| GMO | Green Mountain Orchestra |
| GMS | Greater Mekong Subregion |
| GMS | General Medical Services |
| GMS | Glycerol monostearate |
| GMS | Gomori Methenamine Silver |
| GMS | Geneva Motor Show |
| GMS | Globalization Management System |
| GMS | Google Mobile Services |
| GMS | Gates Millennium Scholars |
| GMS | Groundwater Modeling System |
| GMS | Geographic Messaging Service |
| GMS | Galvanized Mild Steel |
| GMS | Good Morning Scotland |
| GMS | Glen Mills Schools |
| GMS | Great Marlow School |
| GMS | Goethals Memorial School |
| GMS | Greenbrier Military School |
| GMT | Greenwich Mean Time |
| GMT | Generic Mapping Tools |
| GMT | Giant Magellan Telescope |
| GN | Guinea |
| GN | Guide Number |
| gn | Guarani |
| GN | Graduate Nurse |
| GN | Good Night |
| gn | Guinea (TLD) |
| GN | Giganewton |
| GN | Glomerulonephritis |
| GN | Gastronorm |
| GN | Air Gabon |
| GN | Ground Network |
| GNAT | GNU Ada Translator |
| GNAT | Ghana National Association of Teachers |
| GNAT | Grand National Assembly of Turkey |
| GNAT | Grade Nine Achievement Test |
| GNAT | Greater Northshire Access Television |
| GNAT | Global Network of Astronomical Telescopes |
| GNDEC | Guru Nanak Dev Engineering College |
| GNIIT | Graduate from National Institute of Information Technology |
| GNIT | Greater Noida Institute of Technology |
| GNLF | Gorkha National Liberation Front |
| GNLU | Gujarat National Law University |
| GNM | General Nursing & Midwifery |
| GNM | Gaussian Network Model |
| GNM | Germanisches Nationalmuseum |
| GNM | Guardian News & Media |
| GNM | Guanambi Airport |
| GNOME | GNU Network Object Model Environment |
| GNP | Gross National Product |
| GNP | Grand National Party |
| GNP | Glacier National Park |
| GNSS | Global Navigation Satellite System |
| GNU | GNU’s Not Unix |
| GNU | Gyeongsang National University |
| GNWL | General Wait List |
| GO | Government Order |
| GO | Goiás |
| GO | Gene Ontology |
| GO | Game Over |
| GO | General Order |
| GO | Ground Out |
| GO | Government of Ontario |
| GO | Ghoti railway station |
| GOAPS | GATE Online Application Processing System |
| GoI | Government of India |
| GOI | Goa International Airport |
| GOI | Government Of Indonesia |
| GOI | Gate Oxide Integrity |
| GOI | Germanium On Insulator |
| GOI | Gulf Oil International |
| GOOGL | Alphabet Inc. Class A |
| Google | originated from the word “Googol” (the number represented by a 1 followed by one-hundred zeros) |
| Gopher | from the sports team of University of Minnesota called the “Golden Gophers” (Minnesota is known as the “Gopher State” |
| GOSF | Great Online Shopping Festival |
| Govt | Government |
| GP | Guadeloupe |
| GP | Games Played |
| GP | Green Party |
| GP | Gram Panchayat |
| GP | General Practitioner |
| GP | General Partner |
| GP | Genetic Programming |
| GP | Govind Padmasoorya |
| GP | Grameenphone |
| GP | Geometric Program |
| GP | G-Police |
| GP | Georgetown Preparatory School |
| GP | Guinea Pig |
| GP | Gas Permeable |
| GP | Genç Parti |
| GP | Gusset Plate |
| gp | Guadeloupe (TLD) |
| GP | Game Park |
| GP | Galvanized Pipe |
| GPGPU | General-Purpose Computation on Graphics Processing Unit |
| GPIO | General-Purpose Input/Output |
| GPL | General Public License |
| GPO | General Post Office |
| GPO | Government Printing Office |
| GPO | Group Policy Object |
| GPO | Green Party of Ontario |
| GPO | General Pico Airport |
| GPON | Gigabit Passive Optical Network |
| GPRS | General Packet Radio Service |
| GPS | Global Positioning System |
| GPS | Seymour Airport |
| GPS | Gap Inc. |
| GPS | Geometrical Product Specifications |
| GPS | Generalized Processor Sharing |
| GPS | GNAT Programming Studio |
| GPS | General Problem Solver |
| GPS | Ghana Prisons Service |
| GPS | Gilbert Public Schools |
| GPS | Girls Preparatory School |
| GPS | Grosse Pointe South High School |
| GPS | School of Global Policy and Strategy |
| GPS | Geirus Policies and Standards |
| GPSC | Gujarat Public Service Commission |
| GPSC | Graduate and Professional Student Council |
| GPSC | Goa Public Service Commission |
| GPSC | Georgia Public Service Commission |
| GPSC | Global Purchasing & Supply Chain |
| GPSC | Green Party of Sonoma County |
| GPT | GUID Partition Table |
| GPU | Graphics Processing Unit |
| GPU | Ground Power Unit |
| GPU | Gambia Press Union |
| GPU | Global Peace and Unity |
| GPU | General Purpose Uniform |
| GRE | Graduate Record Examinations |
| GRE | Generic Routing Encapsulation |
| Grexit | Greek exit |
| Grid | “The Grid” takes its name from an analogy with the electrical “Power Grid” |
| GRID | Global Resource Information Database |
| GRIHA | Green Rating for Integrated Habitat Assessment |
| GRP | Glass Reinforced Plastic |
| GRP | Gastrin-Releasing Peptide |
| GRP | Gross Rating Point |
| GRP | Gross Regional Product |
| GRP | Government Railway Police |
| Grp | Category of groups |
| GRP | Gurupi Airport |
| GRP | Gentoo Reference Platform |
| GRP | Gibraltar Reform Party |
| GS | South Georgia and the South Sandwich Islands |
| GS | Goldman Sachs |
| GS | Games Started |
| GS | General Schedule |
| gs | South Georgia and the South Sandwich Islands (TLD) |
| gs | Grid-Service |
| GS | Gainesville Sun |
| GSEB | Gujarat State Education Board |
| GSEB | German School of the East Bay |
| GSF | Gross Square Feet |
| GSF | Golden State Foods |
| GSF | Google Services Framework |
| GSF | Genoa Social Forum |
| GSF | Griseofulvin |
| GSF | Grove Street Families |
| GSF | Generic Sensor Format |
| GSF | Goldman Sachs Group |
| GSF | Government Superannuation Fund |
| GSF | Girls Schmirls Foundation |
| GSF | Georgia Southern and Florida Railway |
| GSFC | Goddard Space Flight Center |
| GSFC | Gujarat State Financial Corporation |
| GSFC | Gujarat Stare Fertilizers and Chemicals |
| GSLV | Geosynchronous Satellite Launch Vehicle |
| GSM | Global System for Mobile communications |
| GSM | Grams per Square Metre |
| GSM | General Sales Manager |
| GSM | Garrison Sergeant Major |
| GSM | Għajnsielem |
| GSM | Graduate Studies in Mathematics |
| GSM | Qeshm International Airport |
| GSM | Flyglobespan |
| GSM | Great St Mary's |
| GSM | Glassport Motor Company |
| GSM | Galvanized Sheet Metal |
| GSMA | Groupe Speciale Mobile Association |
| GSMA | Great Smoky Mountains Association |
| GSMA | Gas Supply Master Agreement |
| GSPC | Gujarat State Petroleum Corporation |
| GSRTC | Gujarat State Road Transport Corporation |
| GSSSB | Gujarat Subordinate Service Selection Board |
| GST | Goods and Services Tax |
| GST | Goods and Services Tax |
| GST | Glutathione S-Transferase |
| GST | Generation-Skipping Transfer |
| GST | General Sales Tax |
| GST | General Strain Theory |
| GST | Gustavus Airport |
| GST | Gulf Standard Time |
| GST | Greenwich Sidereal Time |
| GST | Gesellschaft für Sport und Technik |
| GST | Gulf States Toyota |
| GST | Grand Southern Trunk |
| GST | Glucagon Stimulation Test |
| GST | Generalized Suffix Tree |
| GST | Germanium-Antimony-Tellurium |
| GST | Galileo System Time |
| GST | Danish Geodata Agency |
| GST | Guam Standard Time |
| GST | Grand Sports Tourer |
| GST | Generalized Structure Tensor |
| GST | Goode Solar Telescope |
| GST | Gerolsteiner |
| GST | Gnome System Tools |
| Gst | Generalstaben |
| GST | Groupe Socialiste des Travailleurs |
| GSTIN | Goods and Services Tax Identification Number |
| GSWAN | Gujarat State Wide Area Network |
| GT | Gran Turismo |
| GT | Guatemala |
| GT | Gross Tonnage |
| GT | Gran Turismo |
| gt | Guatemala (TLD) |
| GT | Georgia Tech |
| GT | Giant Trevally |
| GT | Gas Turbine |
| GT | Grounded Theory |
| GT | Grand Trunk Road |
| GT | Grant Thornton |
| GT | Greenberg Traurig |
| GT | Glanzmann’s Thrombasthenia |
| GT | Global Title |
| GT | Globus Toolkit |
| GT | Google Translate |
| GT | Graph Theory |
| Gt | Gigatonne |
| GT | Group Technology |
| GT | GameTrailers |
| GT | Gyllene Tider |
| GT | Gin and Tonic |
| GT | Göteborgs-Tidningen |
| GT | Geometry & Topology |
| GT | Grand Trunk Railway |
| GTA | Grand Theft Auto |
| GTA | Greater Toronto Area |
| GTA | Grand Theft Auto |
| GTA | Gorkhaland Territorial Administration |
| GTA | Gas Tungsten Arc |
| GTA | Graduate Teaching Assistant |
| GTA | Gran Turismo Alleggerita |
| GTA | Great Ayton |
| GTA | Gene Transfer Agent |
| GTA | Grande Traversée des Alpes |
| GTA | Grande Traversata delle Alpi |
| GTA | Global Technology Associates |
| GTA | Gran Turismo Americano |
| GTA | Grand Tourisme Alpine |
| GTA | Goleta |
| GTDI | Guidelines for Trade Data Interchange |
| GTDi | Gasoline Turbo Direct Injection |
| GTG | Got To Go |
| GTG | Good To Go |
| GTG | Grey to Grey |
| GTG | Grantsburg Municipal Airport |
| GTH | Go To Hell |
| GTH | Global Telecom Holding |
| GTH | Global Transportation Hub |
| GTH | GMM Tai Hub |
| GTi | Gran Turismo Iniezione |
| GTI | Atlas Air |
| GTI | Galway Technical Institute |
| GTI | Gas Technology Institute |
| GTI | Global Terrorism Index |
| GTI | Global Tiger Initiative |
| GTI | Grid Tie Inverter |
| GTI | GrafTech International |
| GTI | Guilford Transportation Industries |
| GTI | Gerakan Tani Indonesia |
| GTU | Graduate Theological Union |
| GTU | Gujarat Technological University |
| GUI | Graphical User Interface |
| GUI | Güiria Airport |
| GUI | Golfing Union of Ireland |
| GUI | Guide Bridge |
| GUID | Globally Unique Identifier |
| GUJCOMASOL | Gujarat State Co-operative Marketing Federation Limited |
| GVT | Global Village Telecom |
| GVT | Ground Vibration Test |
| GVT | Majors Airport |
| GVT | Glazed Vitrified Tiles |
| GVT | Genesee Valley Transportation |
| GW | George Washington |
| GW | George Washington University |
| GW | Giga-Watt |
| GW-BASIC | Graphics and Windows Beginner‘s All-Purpose Symbolic Instruction Code |
| GWM | Great Wall Motors |
| GWM | Giro Wajib Minimum |
| GWM | Global Wealth Management |
| GWM | Guardian Wealth Management |
| GWM | Grampians Wimmera Mallee |
| GWOT | Global War on Terrorism |
| GWT | Google Web Toolkit |
| GWT | Given-When-Then |
| GWT | Google Webmaster Tools |
| GWT | Westerland - Sylt Airport |
| GWT | Great Western Trains |
| GWT | Gross Weight Tonnage |
| GWT | Guided Wave Testing |
| GWT | Global Workspace Theory |
| GWT | Gurkha Welfare Trust |
| Gym | Gymnasium |
| GYM | Grab Your Music |
| GYM | General Jose Maria Yanez International airport |
