| Acronym | Definition |
|---|
| UDE | Universidad de la Empresa (Spanish: University of The Company; Uruguay) |
| UDE | User Dictionary Editor |
| UDE | Ubiquity Developer Edition |
| UDE | Unix Desktop Environment |
| UDE | User Defined Event |
| UDE | Upper Deck Entertainment (Carlsbad, CA) |
| UDE | University of Duisburg-Essen (Rhine-Ruhr region; Germany) |
| UDE | Undesirable Effects (Goldratt: Theory of Constraints) |
| UDE | Universal Data Exchange |
| UDE | Unidad de Desarrollo Educativo (Spanish: department of education) |
| UDE | Undetected Disk Error |
| UDE | Utilisation Durable de l'Energie (French: Sustainable Use of Energy; Belgium) |
| UDE | Undetected Character Error |
| UDE | Underwater Detection Establishment (Great Britain) |