| Acronym | Definition |
|---|
| ESAI➣École Supérieure d'Architecture Intérieure (French: Graduate School of Interior Design) |
| ESAI➣Energy Security Analysis, Inc. (Boston, MA) |
| ESAI➣Ethiopian Students Association, International |
| ESAI➣Enhanced Serial Audio Interface (audio) |
| ESAI➣Enhanced Situation Awareness Insertion |
| ESAI➣Expert System Applications, Inc. (healthcare solutions; Solon, OH) |
| ESAI➣Endocardial Surface Area Index |