N
- narrow-body aircraft
- national civil aviation agency
- national regulation of air transport
- national transportation safety board
- nautical mile
- navigation aid
- near-parallel runways
- near midair collision
- net gradient
- new entrant carrier
- next data authority
- night
- night vision glasses
- night vision imaging system
- no-show
- NO ENTRY sign
- no risk of collision
- no transgression zone
- non-coordinated airport
- non-destructive testing
- non-directional radio beacon
- non-instrument runway
- non-precision approach
- non-precision approach and landing operations
- non-precision approach runway
- non-rigid airship
- non-towered airport
- non-visual aid
- nonradar separation
- normal climb
- normal climb airspeed
- normal descent
- normal flight zone
- normal operating zone
- northbound
- nose-high atitude
- nose-low atitude
- nose gear
- nosewheel
- notice to airmen
- notification of an aircraft accident
- november