| Basic Fighter Maneuvers (What you do to kill the other pilot once you are in a fight. BFM implies a single plane rather than a formation) |
BFM |
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| basic ultralight aeroplane |
An aeroplane having no more than two seats, designed and manufactured to have: (a) a maximum takeoff weight not exceeding 544 kg (1200 lb) |
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| beacon |
An aeronautical light arranged, either through optical design or mechanical motion, to be visible to all azimuths, either continuously or consecutively, to designate a particular point on the surface of the earth |
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| bearing |
The horizontal direction to or from any point, usually measured clockwise from true north, magnetic north or some other reference point, through 360° |
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| bedpost |
A significant point located along the established en route structure over which an aircraft cleared for a standard terminal arrival (STAR) or an RNAV STAR is required to enter the terminal area |
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| below minimums |
An expression indicating that the weather conditions are below the minimums prescribed by regulation |
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| bird hazard |
A hazard relating to the conduct of flight operations that results from the presence of birds, primarily in the vicinity of an aerodrome |
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| bird strike |
An incident deemed to have occurred whenever (a) a pilot reports a bird strike; (b) aircraft maintenance personnel identify damage to an aircraft as having been caused by a bird strike; (c) personnel on the ground report seeing an aircraft strike one or more birds; or (d) bird remains, whether in whole or in part, are found on an airside pavement area or within 200 ft of a runway, unless another reason for the bird’s death is identified |
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| blast fence |
A barrier used to divert or dissipate jet or propeller blast |
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| blind spot |
An area from which radio transmissions or radar echoes cannot be received. The expression is also used to describe portions of the airport not visible from the control tower. |
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| blind transmission |
A transmission from one station to another in circumstances where two-way communication cannot be established but where it is believed that the called station is able to receive the transmission |
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| blind zone |
An area from which radio transmissions or radar echoes cannot be received. The expression is also used to describe portions of the airport not visible from the control tower. |
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| blowing snow |
Snow that is raised approximately 7 ft or more above ground |
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| Bomb Damage Assessment (Summary of enemy surface targets destroyed or damaged) |
BDA |
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| braking action |
A report of conditions on the airport movement area that provides a pilot with an idea of the degree or quality of braking that the pilot might expect |
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| braking action report |
A report of conditions on the airport movement area that provides a pilot with an idea of the degree or quality of braking that the pilot might expect |
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| British Civil Airworthiness Requirements |
BCAR |
MichaelBurov |
| broadcast |
A transmission of information relating to air navigation that is not addressed to a specific station or stations |
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| burn acceleration |
brn acceleration |
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| C of R |
Certificate of Registration |
oshkindt |
