- G ... Gabo, Naum
- Gabon ... Gadsden flag
- Gadsden Purchase ... Gaia
- Gaia hypothesis ... galactic cosmic ray
- galactic equator ... Galdhøpiggen
- Galdikas, Biruté ... gall crab
- gall flower ... Gallican chant
- Gallican Confession ... Galsworthy, John
- Galt ... gambler’s fallacy
- gambler’s ruin ... Gamma-ray Burst Monitor
- gamma-ray logging ... Ganesan, Villupuram Chiniah Pillai
- Ganesh ... Ganser, Mary Ann
- Ganso ... Garavito, Luis
- Garavito, Luis Alfredo ... garden carpet
- garden centipede ... Gardner, John
- Gardner, John Champlin, Jr. ... Garnerin, André-Jacques
- garnet ... Garyān
- Garyarsa ... Gasht-e Ershad
- gasification ... gastric juice
- gastric lavage ... Gateway of India
- Gateway of the Sun ... Gaullistes
- Gaullists ... Gawhar Shād
- Gawler ... Gazprom
- Gazzetta dello Sport, La ... Gecarcinidae
- Gecarcinus lateralis ... Geiger discharge
- geiger tree ... Gelfand, Boris
- Gelfond’s theorem ... Gen Y
- Gen Z ... General Assembly
- General Assembly, United Nations ... General Psychopathology
- General Public License ... generative nucleus
- generative semantics ... Geneva City Conservatory and Botanical Gardens
- Geneva College ... Gennesaret, Lake of
- Gennesaret, Plain of ... Gentlemen vs. Players match
- Gentlemen’s Agreement ... geographic zenith
- Geographical and Geological Museum ... Geophilida
- Geophilomorpha ... George, Grace
- George, Henry ... geosynchronous orbit
- geosynchronous overlay ... Gerhard, Johann
- Gerhard, Wolfgang ... German Gymnastic Art, The
- German Ḥasidism ... Germany’s surrender
- Germany, a Winter’s Tale ... Geryusy
- Gerza, El- ... gestational edema-proteinuria-hypertension
- gestational trophoblastic disease ... Gevaert Photo-Producten NV
- Gévaudan ... Gharbī, Jabal al-
- Gharbīyah, Aṣ-Ṣaḥrāʾ al- ... Ghirlandaio, Domenico
- Ghirlandajo, Domenico ... Ghufron, Ali
- ghūl ... giant ground sloth
- giant grouper ... gibbon
- Gibbon, Edward ... Gidget
- Gidley, Philip ... Gila Cliff Dwellings National Monument
- Gila monster ... Gilkyson, Tony
- gill ... Gilmore, Mahershalalhashbaz
- Gilmore, Mary ... Ginori, Marchese Carlo
- Ginsberg, Allen ... Giraffa reticulata
- Giraffa tippelskirchi ... Girl, Woman, Other
- Girlfriend Experience, The ... Giuba River
- Giudice, Antonio ... glacial scour
- glacial stage ... Glas, John
- Glaschu ... glassy metal
- glassy state ... Glen Innes
- Glen Mor ... global city
- global civil society ... Glomerales
- glomerocryst ... Gloucester, Humphrey Plantagenet, Duke of
- Gloucester, Humphrey, duke of ... gluteus maximus
- gluteus medius ... GMBATU
- Gmelin larch ... GO Transit
- Go West ... God in Christ
- God in Christ, Inc., Church of ... Godefroy, Théodore
- Godehard, Saint ... Godwin, Gail
- Godwin, Gail Kathleen ... Going Ashore
- going barrel ... gold-anchor period
- gold-bluegreen landscape ... golden evergreen chinquapin
- Golden Eye ... golden trout
- golden tuft alyssum ... Goldsmid, Benjamin
- Goldsmid, Benjamin and Abraham ... Golkonda
- Golkunda ... gomphosis
- Gomphostrobus ... Gongadze, Georgy
- gongbi ... Gonzalez, Matt
- González, Miguel Angel ... Good Vibrations
- Good War, The ... Goods and Services Tax
- goods waggon ... gopuram
- Gor Khatri ... Gore ot uma
- Gore, Al ... Gorno-Altay
- Gorno-Altaysk ... Gossaert, Jan
- Gossage, Goose ... Gott erhalte Franz den Kaiser
- Gott ist mein König ... Gould, Jason
- Gould, Jay ... government, council of
- Government, Instrument of ... GR-I
- GR-N ... gradient theory
- gradient wind ... Graham, Thomas
- Graham, W. W. ... Gramme, Zénobe-Théophile
- Grammer, Kelsey ... Grand Council
- Grand Council of Fascism ... Grand Prix of Speed and Endurance
- Grand Prix racing ... Grande Peur
- Grande Peur dans la montagne, La ... Grant’s golden mole
- Grant’s Tomb ... Grapewin, Charley
- graph ... Gratet de Dolomieu, Déodat de
- Gratia ... gravitational microlensing
- gravitational potential energy ... Gray, Elisha
- Gray, Freddie ... great ape
- Great Apes, The ... Great Commoner, The
- Great Commonwealth, The ... Great Gloss
- Great God Brown, The ... Great Mosque
- Great Mosque ... Great Rupert, The
- Great Rye Island ... Great Western Mountains
- Great Western Railway ... Greatest Hits
- Greatest Hits 1985–1995 ... Greek-English Lexicon, A
- Greek-Turkish Aid Act ... Green Mile, The
- Green Mill Cocktail Lounge ... Green, Julien Hartridge
- Green, Mary Hayden ... Greenland halibut
- Greenland Ice Sheet ... Gregorian code
- Gregorian Etruscan Museum ... Grenadines
- Grendel ... Greysolon, Daniel
- Greystoke: The Legend of Tarzan, Lord of the Apes ... Griffiths, Rachel
- Griffiths, Ralph ... Grimshaw, Beatrice Ethel
- Grímsson, Ólafur Ragnar ... Grito de Lares
- Gritos del combate ... gros point de Venise
- gros tournois ... Grotowski, Jerzy
- Grotrian, Walter ... Group 0 element
- Group 1 element ... Growing Up in the Black Belt
- Growing Without Schooling ... Grundnorm
- Gründonnerstag ... gtor-ma
- GTP ... Guan Mountains
- Guan Moye ... guardagujas, El
- Guardi, Francesco ... Guaynabo
- guayule ... Guerra de Futbol
- guerra del fin del mundo, La ... Gui River
- Gui Youguang ... Guillaumat, M. L. A.
- Guillaume Aetheling ... Guinea, Gulf of
- Guinea, history of ... Gula
- gula ... gum acacia
- gum arabic ... Gunkel, Johann Friedrich Hermann
- gunki monogatari ... Gupta, Archana Garodia
- Gupta, Krishna G. ... Guru Rimpoche
- Guru Tegh Bahādur ... Guthrie, A. B., Jr.
- Guthrie, Alfred Bertram, Jr. ... Guzmán Reynoso, Manuel Rubén Abimael
- Guzmán y Pimental, Gaspar de ... Gyllenhaal, Jake
- Gyllenhaal, Maggie ... gyrfalcon
- gyri ... Gzhelian Stage
