| Acronym | Definition |
|---|
| TPEF➣Two-Photon Excitation Fluorescence (microscopy) |
| TPEF➣Trenton Public Education Foundation (Trenton, NJ) |
| TPEF➣Tiempo Promedio Entre Fallas (Spanish: Mean Time between Failures) |
| TPEF➣The Paras Education Foundation (student loans; Mumbai, India) |
| TPEF➣Tata Pure Equity Fund |