air lane 
noun
A path or course regularly used by aircraft.She gave him a level gaze, which drew his attention away from the air lane briefly....
- Does he believe the decision by the corporation to shut down the primary radar will compromise the safety of air lanes; if not, why not?
- In these cases, the consequential use of lesser-used air lanes would help reduce congestion at major centres.
- marginal cost
- marginalia
- marginalisation
- marginalise
- marginalism
- marginalist
- marginality
- marginalization
- marginalize
- marginally
- marginal man
- marginal rate
- marginal relief
- marginal revenue
- marginal utility
- marginal value
- marginate
- margination
- margin call
- margin clerk
- margined
- Marginella
- Marginellas
- marginellid
- marginelliform