| Acronym | Definition |
|---|
| SAGE | Serial Analysis of Gene Expression |
| SAGE | Set A Good Example |
| SAGE | Schéma d'Aménagement et de Gestion des Eaux (French: Water Development and Management Scheme) |
| SAGE | Strategic Advisory Group of Experts (World Health Organization) |
| SAGE | Student Achievement Guarantee in Education |
| SAGE | Sustainability and the Global Environment (University of Wisconsin, Madison) |
| SAGE | Senior Action in a Gay Environment |
| SAGE | Standing Against Global Exploitation (prostitution rehabilitation and female protection program) |
| SAGE | Semi-Automatic Ground Environment |
| SAGE | Stratospheric Aerosol and Gas Experiment |
| SAGE | System Administrator's Guild |
| SAGE | Service and Advocacy for GLBT Elders |
| SAGE | Soviet-American Gallium Experiment |
| SAGE | Software for Algebra and Geometry Experimentation |
| SAGE | Security Algorithms Group of Experts |
| SAGE | Scottish Area Gas Evacuation |
| SAGE | Summer of Applied Geophysical Experience |
| SAGE | Student Achievement Guided by Experience (University of California) |
| SAGE | Savings and Growth for Education |
| SAGE | Society of Attorneys General Emeritus |
| SAGE | Scarborough against Genetic Engineering (Yorkshire, UK) |
| SAGE | Statistical Analysis for Genetic Epidemiology (Research software package) |
| SAGE | Space Alternating Generalized Expectation |
| SAGE | Systems Advisory Group Enterprises, Inc. |
| SAGE | Science Advice for Government Effectiveness (Canada) |
| SAGE | Signal Amplification by Gas Extraction (resonant imaging) |
| SAGE | Space-Alternating Generalized EM (algorithm) |
| SAGE | Software Aided Group Environment |
| SAGE | Scalable Automated Guided Execution (computer testing tool) |
| SAGE | (Unix) System Administrators' Guild |
| SAGE | Standard Automated Guard Environment |
| SAGE | Seniors: Active, Giving, and Engaged (Seattle, WA) |
| SAGE | Securing Assets for Grassroots Empowerment |
| SAGE | System for Automatic Program Generation |
| SAGE | Sonic Amateur Game Expo (Sonic the Hedgehog fangame event) |
| SAGE | Society for the Advancement of Good English |
| SAGE | Simulation for Air & Ground Engagements (Model) |
| SAGE | System for the Analysis of Gas Turbine Engines |
| SAGE | Software Accelerated Graphics Engine |
| SAGE | Special and Gifted Education |