| Abbreviation | Definition |
|---|---|
| ESSA | Elementary School Science Association |
| ESSC | Education Student Services Center |
| ESSD | Education Support Service Division |
| ESSD | Education Support Services Division |
| ESSD | Educational Support Services Department |
| ESSF | Exercise and Sport Science Fitness |
| ESSN | Education Support South Network |
| ESSP | Education Sector Strategic Program |
| ESSP | Education Sector Support Programme |
| ESSP | Education Sector Support Project |
| ESSP | Educational Support Service Personnel |
| ESSP | Elementary School Safety Program |
| ESSPIN | Education Sector Support Program In Nigeria |
| ESSPIN | Education Sector Support Programme in Nigeria |
| ESSU | Education Sector Strategy Update |
| ESSU | Educational Support Staff Unit |
| EST | Easy Substitute Teacher |
| EST | Education Support Team |
| EST | Educational Support Teacher |
| EST | Educational Support Team |