- GCA
- g-cal
- GCB
- GCC
- GCE
- GCF
- GCHQ
- GCI
- G clef
- GCMG
- GCR
- G-cramp
- GCSE
- GCVO
- gd
- Gd
- GD
- gd.
- Gdańsk
- Gde.
- Gdn
- gDNA
- Gdns
- GDP
- GDR
- gds
- gds.
- Gdynia
- ge
- Ge
- GE
- Ge'ez
- gean
- geanticline
- gear
- gearbox
- gear cluster
- gear down
- gearing
- gear knob
- gear lever
- gear pump
- gear ratio
- gearset
- gearshift
- gear train
- gear up
- gearwheel
- Geb
- geb.
- Gêba
- Geber
- Gebrselassie
- gecko
- ged
- GED
- gedact
- Gedaliah
- Gedanken experiment
- Geddes
- geddit
- gee
- Gee
- geebag
- geebung
- Geechee
- gee-gee
- geek
- geekspeak
- geelbek
- Geelong
- Geelvink Bay
- geep
- geepound
- geese
- geest
- gee-string
- gee whiz
- gee-whiz
- Geez
- geezah
- geezer
- gefilte fish
- gegenschein
- geggie
- Gehenna
- gehlenite
- Gehrig
- Gehrig, Lou
- Gehry
- Geiger
- Geiger counter
- Geiger-Müller threshold
- Geiger-Müller tube
- geiger tree
- Geikie
- Geisel
- geisha
- Geissler tube
- geitonogamy
- gel
- Gela
- gelada
- geländeläufer
- geländesprung
- Geländesprung
- Gelasius I
- Gelasius II
- gelatification
- gelatin
- gelatinate
- gelatin dynamite
- gelatine
- gelatinize
- gelatinoid
- gelatinous
- gelation
- gelato
- Gelber
- gelcap
- geld
- Gelderland
- gelding
- Geldof
- gele
- gelechiid
- gelée
- Gelée
- gel electrophoresis
- Gelibolu
- gelid
- gelignite
- Gelligaer
- Gell-Mann
- gel mineral
- gel pen
- gelsemium
- Gelsenkirchen
- gelsolin
- gelt
- gem
- Gemara
- gematria
- Gemayel
- gemclip
- gemeinschaft
- gemel bottle
- gemfibrozil
- gemfish
- geminate
- gemination
- Geminga
- Gemini
- Geminian
- Geminiani
- Geminid
- Geminids
- geminiflorous
- Gemini telescope
- gem iron
- gemma
- gemmaceous
- gemmate
- gemmation
- gemmiferous
- gemmiform
- gemmipara
- gemmiparous
- gemmulation
- gemmule
- gemmuliferous
- gemmy
- gemology
- gemot
- gempylid
- gems
- gemsbok
- Gem State
- gemstone
- gemütlich
- Gemütlichkeit
- gen
- gen.
- Gen.
- Gen. Mtg.
- gena
- genappe
- genappe yarn
- Genck
- gendarme
- gendarmerie
- gender
- gender-affirming care
- gender bender
- gender-bender
- gender-bending
- gender binary
- gender-blind
- gender critical
- gender-diverse
- gender diversity
- gender dysphoria
- gendered
- gender equality
- gender expression
- gender-fluid
- gender fluidity
- gender gap
- gender identity
- gender-inclusive
- genderism
- genderize
- genderlect
- gender-neutral
- gender-normative
- genderqueer
- gender reassignment
- gender reveal
- gender role
- gender-specific
- gene
- Gene
- geneal.
- genealogical tree
- genealogist
- genealogy
- gene amplification
- genearch
- gene bank
- gene clone
- genecology
- gene doping
- gene flow
- gene frequency
- gene library
- gene mapping
- gene patent
- gene pool
- genera
- generable
- general
- General Accounting Office
- general admission
- General Agreement on Tariffs and Trade
- General American
- general anaesthetic
- general anesthetic
- General Assembly
- general average
- general aviation
- general cargo
- General Certificate of Education
- General Certificate of Secondary Education
- General Court
- general court-martial
- generalcy
- general delivery
- general discharge
- general election
- General Grant tree
- general headquarters
- general hospital
- generalissimo
- generalist
- generality
- generalization
- generalize
- generalized coordinate
- generalized other
- general linguistics
- generally
- general-obligation bond
- general officer
- general of the air force
- general of the armies
- general of the army
- general order
- general paralysis
- general paralysis of the insane
- general partner
- general partnership
- General Postal Union
- general post office
- General Post Office
- general practice
- general practitioner
- general precession
- general public
- general-purpose
- general quarters
- general relativity
- General Relativity
- general rule
- General San Martín
- General Sarmiento
- general semantics
- General Services Administration
- general sessions
- General Sherman tree
- generalship
