| Acronym | Definition |
|---|
| ECIF➣Economic Challenge Investment Fund |
| ECIF➣École de Conduite Ile de France (French driving school) |
| ECIF➣Ensemble de Cors d'Ile de France (French orchestra) |
| ECIF➣Early Childhood Initiative Foundation |
| ECIF➣Enterprise Customer Information File |
| ECIF➣Échanges et Cession d'Immeubles Forestiers (French: Forest Real Estate Exchange and Sale) |
| ECIF➣Empirical Cumulative Intensity Function |
| ECIF➣Eosinophil Chemotactic Inhibitory Factor (immunology) |