| Acronym | Definition |
|---|
| ECPI➣East Coast Polytechnic Institute (various locations) |
| ECPI➣European Council for Plasticisers and Intermediates (European plasticiser trade association) |
| ECPI➣Exxon Chemical Patents, Inc. |
| ECPI➣Entreprise Cléonnaise Plastiques Industriels (French: Cléonnaise Industrial Plastics Company; Cléon, France) |
| ECPI➣Electronic Crime Partnership Initiative |
| ECPI➣EasyCall Communications Philippines Inc. |
| ECPI➣Electronic Computer Programming Institute |
| ECPI➣Early Career Principal Investigator |
| ECPI➣Electronic College of Process Innovation |
| ECPI➣Electronic Corporate Pages, Inc. |
| ECPI➣Environmental Construction Products International, Inc. |
| ECPI➣Enhanced Proliferation Control Initiative |
| ECPI➣Echinochloa Picta |
| ECPI➣East Coast Pinochle Invasion |
| ECPI➣Electronics, Communications, Programming and Information |
| ECPI➣Electronics, Communications, Programming and Information Systems |
| ECPI➣Equitable Classroom Practices Institute |