mm

Definitions

Information & Library Science

Aviation

  • acronym formiddle marker
    (written as MM)
  • noun an ILS marker beacon on extended runway centre line, usually 3500 feet from the runway threshold

Electronics

  • abbreviation formillimeter
  • abbreviation formegameter
    (written as Mm)
  • acronym formultimedia messaging
    (written as MM)
  • A unit of distance equal to 106, or 1,000,000 meters. Its abbreviation is Mm.
  • 10-3, or 0.001 meter. It is a unit of measurement of length. Its abbreviation is mm.
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