| Acronym | Definition |
|---|
| EGS | Economic Growth Strategy (various organizations) |
| EGS | European Graduate School |
| EGS | Expert Global Solutions (various locations) |
| EGS | El Goonish Shive (webcomic) |
| EGS | Encrypted Grid Shape |
| EGS | Electronic Gearbox System |
| EGS | European Geophysical Society |
| EGS | Extended Groth Strip (astronomy) |
| EGS | Enggist & Grandjean Software |
| EGS | Electric Generation Supplier (Pennsylvania) |
| EGS | Enhanced Geothermal System |
| EGS | Ellenoff Grossman & Schole LLP (law firm; New York) |
| EGS | Employment Guarantee Scheme (UK) |
| EGS | Environmental Goods and Services |
| EGS | Education Guarantee Scheme (India) |
| EGS | EndoGastric Solutions (natural orifice surgery; Redwood City, CA) |
| EGS | Évaluation Gérontologique Standardisée (French: Geriatric Assessment) |
| EGS | EOS Ground System |
| EGS | Earth Ground Station (US DoD) |
| EGS | États Généraux de la Surdité (French: General State of Deafness; conference) |
| EGS | Egyptian Geophysical Society |
| EGS | Entreprise Générale de Sécurité (French: General Contractor Safety) |
| EGS | Engineered Geothermal System (energy production) |
| EGS | Electron Gamma Shower |
| EGS | Eugene Glass School (Eugene, OR) |
| EGS | Établissement Général des Services (French: Establishment of General Services; Togo) |
| EGS | E-Government System |
| EGS | Enron Gas Services (Houston, TX) |
| EGS | Electronic Grade Silicon |
| EGS | Edenfield Genealogical Society (Georgia) |
| EGS | Électricité Générale Service (French: General Electric Service) |
| EGS | Evil Genius Society |
| EGS | Every Gardiennage Sécurité (French security guards) |
| EGS | espessura de gordura subcutânea |
| EGS | European Ghost Squad (gaming guild) |
| EGS | Employers Getting Started (mental health; Canada) |
| EGS | Environmental Geographical Science (various organizations) |
| EGS | EUV Grating Spectrograph |
| EGS | Edmonton Geological Society |
| EGS | Ermysted's Grammar School (Skipton, England, UK) |
| EGS | Electrogalvanized Steel |
| EGS | Easy Gear Shift (Volvo) |
| EGS | Electrical Generating System |
| EGS | European Ground Station |
| EGS | EOSDIS Ground System |
| EGS | Electronic Glide Slope |
| EGS | End Game Scoring |
| EGS | Electronic Guidance System |
| EGS | Exhaust Gas System |
| EGS | Enhanced GFMPL Support |
| EGS | Emergency Generator Set |
| EGS | Evolution Game Servers (Dallas, TX) |
| EGS | Electronic Ground System |
| EGS | Electronic Government Strategy |
| EGS | Entrance Guard System |