MFD may refer to:

Fire departments

  • Madison Fire Department, US
  • Minneapolis Fire Department, US
  • Milwaukee Fire Department, US
  • Mumbai Fire Brigade, India

Science, technology, and medicine

  • Macroscopic Fundamental Diagram, a type of fundamental diagram of traffic flow in transportation engineering
  • Microfarad, a unit of electrical capacitance sometimes written as "MFD"
  • Minimum focus distance, in macro photography
  • Mode field diameter, an expression of distribution of the irradiance, across the end face of a single-mode fiber
  • Modular function deployment, a method for product modularization

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  • Multifunction display, an interactive system for presenting various information
  • Mutation Frequency Decline, a gene/gene product used in transcription-coupled repair

Computing

  • Multifunction device, an office all-in-one device (copier, printer, scanner)
  • Micro Floppy Disk, the 3½-inch floppy disk format; See History of the floppy disk
  • Mini Floppy Disk, the 5¼-inch floppy disk format; See History of the floppy disk

Hiring

  • m/f/d, an initialism welcoming "male, female and disabled (or diverse)" candidates.

Transportation

  • Mansfield Lahm Regional Airport (IATA airport code)
  • Minoan Flying Dolphins, a Greek ferry company

See also

  • Mladá fronta DNES (MF DNES), a daily newspaper in the Czech Republic