English abbreviations from gems to geofile
- GEMS ((organization) Group Evolution Multi-wavelength Study)
- GEMSS ((organization) Global Exoplanet M-dwarf Search-Survey, a search for exoplanets around m-dwarf stars)
- GEMVS (Generic Equipment Model Verification System)
- Gen (General)
- Gen. (Generalis ("General"))
- GENA (Genetic Education for Native Americans)
- GENADMIN (General Admin (Message))
- Genco (Any company doing electricity generation (US) (electricity))
- GENESIS (Georgia Educational Network Exchanging School Information State-Wide)
- GEN-II (Generation II Soldier)
- GENIUS (Global Expertise Network For Industry Universities And Scholars)
- GENPOP (General Population)
- GENSER (General Service (message category))
- GEN SUP (General Supply)
- GENTEXT (General Text)
- GEO (Cheddi Jagan International Airport (Timehri Int'l))
- GEOCH (Geochemical Evaluation)
- GEOCODE (Geographic Code)
- GEODDS ((telescope) Ground-based Electro-Optical Deep Space Surveillance, a network of telescopes used in a United States Air Force program for observing space junk)
- GEODY (GEO DYS Log)
- GEOEV (Geochemical Evaluation Report)
- GEOFILE (GEO-location FILE)