Civil aviation dictionary
Aviation glossary
Terms, abbreviations and procedures explained without unnecessary jargon, with English names and clear definitions.
- Total entries
- 2480
- Terms
- 435
- Abbreviations
- 2045
M
- NavigationMARKER BEACON
An electronic navigation facility transmitting a 75 MHz vertical fan or boneshaped radiation pattern.
- Abbreviationmarker radio beacon
MKR stands for marker radio beacon in FAA terminology.
- AbbreviationMaster Control Station
MCS stands for Master Control Station in FAA terminology.
- Abbreviationmaster flight plan on file
MFPOF stands for master flight plan on file in FAA terminology.
- AbbreviationMaterial Safety Data Sheet
MSDA stands for Material Safety Data Sheet in FAA terminology.
- NavigationMAXIMUM AUTHORIZED ALTITUDE
A published altitude representing the maximum usable altitude or flight level for an airspace structure or route segment.
- AbbreviationMaximum Landing Weight
Maximum landing weight.
- AbbreviationMaximum Takeoff Weight
The aircraft's maximum permitted takeoff weight under its structural limits.
- Abbreviationmaximum usable altitude
MUA stands for maximum usable altitude in FAA terminology.
- Abbreviationmaximum usable frequency
MUF stands for maximum usable frequency in FAA terminology.
- Abbreviationmeaconing, intrusion, jamming, interference
MIJI stands for meaconing, intrusion, jamming, interference in FAA terminology.
- AbbreviationMean Aerodynamic Cord
MAC stands for Mean Aerodynamic Cord in FAA terminology.
- Abbreviationmedium and high frequency direction-finding station (same location)
MHDF stands for medium and high frequency direction-finding station (same location) in FAA terminology.
- Abbreviationmedium and very high frequency direction-finding station (same location)
MVDF stands for medium and very high frequency direction-finding station (same location) in FAA terminology.
- Abbreviationmedium frequency
MF stands for medium frequency in FAA terminology.
- Abbreviationmedium frequency direction finding station
MDF stands for medium frequency direction finding station in FAA terminology.
- Abbreviationmedium high and very high frequency direction-finding station (same location)
MHVDF stands for medium high and very high frequency direction-finding station (same location) in FAA terminology.
- Abbreviationmedium intensity approach lighting system
MALS stands for medium intensity approach lighting system in FAA terminology.
- Abbreviationmedium intensity approach lighting system with runway alignment indicator lights
MALSR stands for medium intensity approach lighting system with runway alignment indicator lights in FAA terminology.
- Abbreviationmedium intensity approach lighting system with sequenced flashers
MALSF stands for medium intensity approach lighting system with sequenced flashers in FAA terminology.
- Abbreviationmedium intensity runway edge lights
MIRL stands for medium intensity runway edge lights in FAA terminology.
- AbbreviationMedium Intensity Runway Lights
MIRL stands for Medium Intensity Runway Lights in FAA terminology.
- AbbreviationMedium-Intensity Approach Lighting System With Runway Alignment Indicator
MALSR stands for Medium-Intensity Approach Lighting System With Runway Alignment Indicator in FAA terminology.
- AbbreviationMedium-Intensuty Approach Light System with Sequenced Flashers
MALSF stands for Medium-Intensuty Approach Light System with Sequenced Flashers in FAA terminology.