| Acronym | Definition |
|---|
| EMMA | Émotions au Moyen Âge (French: Emotions in the Middle Ages) |
| EMMA | Electron Microscopy and Microanalysis |
| EMMA | Extensible Multi Modal Annotation |
| EMMA | European Mobile Media Association |
| EMMA | Electronic Municipal Market Access (online investor resource) |
| EMMA | Espoo Museum of Modern Art (Espoo, Finland) |
| EMMA | Énergie Mécanique et Matériaux (French: Energy Mechanics and Materials) |
| EMMA | Extensible Multimodal Annotation Language |
| EMMA | Emergency Managers Mutual Aid (California) |
| EMMA | End-Member Mixing Analysis |
| EMMA | European Multimedia Award |
| EMMA | Expert Missile Maintenance Aid |
| EMMA | Explosives Munitions Manufacturing Area |
| EMMA | European Multi-service Meteorological Awareness (Eumetnet) |
| EMMA | Electrical and Magnetic Field Monitoring of the Aurora (Astrid-2 spacecraft) |
| EMMA | Enterprise Monitoring and Management of Accounts (US DoD) |
| EMMA | Emergency Market Mapping Analysis (software toolkit) |
| EMMA | Enhanced Multi-Media Architecture |
| EMMA | Engineering Mockup and Manufacturing Assembly (US Navy) |
| EMMA | Embedded Multi-precision Multiplier Array (computer arithmetics) |