| Acronym | Definition |
|---|
| XLF➣Exceptional Fortran |
| XLF➣Extensible Log Format |
| XLF➣Xtreme Laser Facility (Cardiff University; UK) |
| XLF➣XRCC4 (X-Ray Repair Complementing Defective Repair in Chinese Hamster Cells 4)-Like Factor (protein) |
| XLF➣External Lock Facility |