| Acronym | Definition |
|---|
| APET➣Amorphous Polyethylene Terephthalate |
| APET➣Associação Portuguesa de Empresas de Tradução (Portuguese: Portuguese Association of Translation Companies) |
| APET➣Accident Progression Event Tree |
| APET➣Algorithms Program Evaluation Tool |
| APET➣Adaptable Performance Evaluation Testbed |
| APET➣Australasian Perpetual Equity Trust |
| APET➣Avionics Post-mission Evaluation Team |