noun
aviation
ay-vee-AY-shun/ˌeɪviˈeɪʃn/
The activity and industry of flying aircraft.
The pilot's takeoff demonstrates aviation in action as the wheels leave the runway.

Etymology
The bird root supplied the image for a coined term meaning the art or act of flying. That term now covers aircraft operation, design, and use.
In context
the airfield at Benoit is located 25 kilometers northeast of Saigon army aviation crews here are busy servicing a uh-1b helicopter gunship
More examples
- She hopes to pursue a career in aviation.
- Bad weather disrupted commercial aviation across the region.
- New materials changed the design of aircraft throughout aviation.
Forms
aviator noun — A person who pilots an aircraft.
Similar words
- flight
- Names movement through the air rather than the whole industry.
- aeronautics
- Emphasizes the science and engineering of aircraft and flight.