N
- nacelle
- narrow-body aircraft
- national aeronautics and space administration
- natural stall warning
- natural synoptic region
- nautical mile
- navigation aid
- navigation light
- navigational aid
- near-parallel runways
- near mid-air collision
- near midair collision
- net weight
- new entrant carrier
- next generation of aviation professionals
- next generation radar
- night
- night vision imaging system
- no-entry bar
- no-show
- no show
- noise abatement
- noise abatement operating procedure
- noise abatement operational procedure
- noise exposure forecast
- noise pollution level
- non-coordinated airport
- non-destructive testing
- non-directional radio beacon
- non-instrument runway
- non-precision approach
- non-precision approach runway
- non-precision instrument approach
- non-precision runway
- non-pressure cowling
- non-rigid airship
- non-scheduled air service
- non-scheduled flight
- non-segregated airspace
- non-spherical captive balloon
- non-visual aid
- nonradar separation
- normal approach to a hover
- normal approach to the surface
- normal climb airspeed
- normal descent
- normal landing speed
- normal takeoff
- normal takeoff from a hover
- normal takeoff from the surface
- nose
- nose-down attitude
- nose-high atitude
- nose-low atitude
- nose-low attitude
- nose-over
- nose down pitch control
- nose gear
- nose landing gear
- nosewheel
- notice to airmen
- notification of an aircraft accident