- M -

Major Repair: A repair (1) hat, if improperly done, might appreciably affect weight, balance, structural strength, performance, power plant operation, flight characteristics, or other qualities affecting airworthiness; or (2) that is not done according to accepted practices or cannot be done by elementary operations.

Marker Beacon: Part of Instrument Landing System that signals crew members of distance to runway, consisting of three markers: inner, middle, and outer. 

Mental Anguish: Mental suffering. In some cases, damages may be awarded for mental anguish even though no physical injury is present.

Mission Objectives: Goals to be accomplished during a specific mission, including flight plan, NRPs, legs, and a plan on how to accomplish these objectives; plan includes, usually on a leg-by-leg basis, navigation modes, radio navigation modes, guidance modes, flight director modes, data source control information such as frequencies.

Motion: An application to the court requesting an order or rule in favor of the applicant.

Multi-Mode Radar: A Multi-Mode Radar is used for Terrain Following (TF) and Terrain Avoidance (TA), Ground Mapping (GM) and Air-to Ground Ranging (AGR). The TF mode supplies commands which are processed and displayed as climb/dive commands on the flight director display and E-squared video used by the operators in anticipating near term TF commands. When in TA or GM modes, the operator is provided with a Plan Position Indicator (PPI) display. The AGR mode allows the operators to determine the range to a designated target, which can be used for position updates.