FDL

FDL is an abbreviation for:

• Dispatcher (Fdl) at railway companies / railway companies (EVU)
• Fieldbus Data Link , data protocol from the Profibus family, see Profibus security layer
• Fossa dei Leoni , a former AC Milan fan club for many years
• Friends of Athletics (FdL)
• GNU Free Documentation License (GNU FDL) , see GNU Free Documentation License

This is a disambiguation page for differentiating between several terms identified with the same word.