British vehicle registration for Dudley
• Physics Fermi-Dirac (as in FD statistics )
• Fidei Defensor (Latin: Defender of the Faith (Henry VIII); e.g. on British coins)
• Computing finite difference
• fire department
• fleet duties
• British fishing port registration for Fleetwood
• Med. folate deficiency
• (or f/d) free-delivered (at docks)
• free delivery
• Free Democrat