| Abbreviation | Definition |
|---|---|
| EST | European Shared Treasure |
| EST | European Solar Telescope |
| ESTA | European String Teachers Association |
| ESTD | European Society for Trauma and Dissociation |
| ESTD | European Society for Trauma Dissociation |
| ESTF | European Shambhala Trust Fund |
| ESTG | European Sustainable Technology Group |
| ESTI | European Society of Thoracic Imaging |
| ESTI | European Solar Test Installation |
| ESTM | European School of Transfusion Medicine |
| ESTP | European Society of Toxicologic Pathology |
| ESTP | European Space Technology Platform |
| ESTP | European Statistical Training Programme |
| ESTS | European Set Theory Society |
| ESTS | European Society for Textual Scholarship |
| ESTS | European Society for Translation Studies |
| ESTS | European Society of Thoracic Surgeons |
| ESTU | European Society of Transplantation Urology |
| ESU | European Seniors Union |
| ESU | European size unit |