| Acronym | Definition |
|---|
| UEI➣United Education Institute |
| UEI➣Universal Electronics Inc. (Cypress, California) |
| UEI➣United Electronic Industries (Massachusetts) |
| UEI➣Unión de Estudiantes Independientes (Union of Independent Students, Guatemala) |
| UEI➣Unified Emulator Interface |
| UEI➣Urban Ecology Institute (Cambridge, MA) |
| UEI➣Unit Effectiveness Inspection |
| UEI➣University Enterprises Incorporated (Johnson City, TN) |