CLEF
| Acronym | Definition |
|---|---|
| CLEF | Cross Language Evaluation Forum |
| CLEF | Clinical E-Science Framework (UK) |
| CLEF | Commercial Evaluation Facility |
| CLEF | Caltech Laboratory for Experimental Finance |
| CLEF | Commercially Licensed Evaluation Facility |
| CLEF | Chicagoland Lutheran Educational Foundation (Bensenville, IL) |
| CLEF | Clinical Legal Education Foundation |
| CLEF | Campus Life Enhancement Fund |
| CLEF | Concerts and Lessons to Enrich Families (Pasadena Symphony) |
| CLEF | Centre de Loisirs et d'Enseignement du Français (Paris, France) |