| Acronym | Definition |
|---|
| ECF | Early Church Fathers |
| ECF | Elemental Chlorine-Free (bleaching) |
| ECF | European Cyclists Federation |
| ECF | Extracellular Fluid |
| ECF | European Coordinating Facility |
| ECF | English Chess Federation |
| ECF | Electronic Case Filing System (Administrative Office of the US Courts) |
| ECF | Extended Care Facility (health care) |
| ECF | East Coast Fever |
| ECF | Eosinophil Chemotactic Factor (immunology) |
| ECF | Economic Cooperation Foundation (Tel Aviv, Israel) |
| ECF | Eclipse Communications Framework |
| ECF | Enterprise Capital Fund |
| ECF | Employees Community Fund (Boeing Puget Sound) |
| ECF | Enhanced Connectivity Facilities (IBM) |
| ECF | Episcopal Church Foundation (New York, NY) |
| ECF | Erie Community Foundation (Erie, PA) |
| ECF | Electronic Claim File (insurance) |
| ECF | Error Carried Forward |
| ECF | Emissor Cupom Fiscal (Brazil) |
| ECF | Entry Control Facility |
| ECF | Employees Compensation Fund |
| ECF | European Charcot Foundation |
| ECF | Entropic Cascade Failure |
| ECF | Executable Choreography Framework (middleware-level framework) |
| ECF | Engineering Computer Facility |
| ECF | Equipment Characteristics File |
| ECF | European Corporate Finance |
| ECF | European Cooperation Fund |
| ECF | Essential Command Function |
| ECF | Electronic Claim Form (insurance) |
| ECF | Enhanced Communications Facility |
| ECF | Earth Center Fixed |
| ECF | Electronic Contracts Folder |
| ECF | Emergency Calendar Filler |
| ECF | Expected Cost of Failure |
| ECF | Eastern Communication Forum |
| ECF | Exponential Correlation Function |
| ECF | Exercise Countermeasures Facility |
| ECF | Elliptic Curve Factorization (mathematics) |
| ECF | Employee's Clearance Form |