| Acronym | Definition |
|---|
| MEIS➣Medium Energy Ion Scattering |
| MEIS➣Middle Eastern and Islamic Studies (academics) |
| MEIS➣Mobile and Embedded Interactive Systems (workshop) |
| MEIS➣Mobility Enterprise Information Services (software) |
| MEIS➣Medium Energy Ion Spectroscopy |
| MEIS➣Medium Energy Ion Source (UK) |
| MEIS➣Military Entomology Information Service |