Aviation

n.

1.

The art or science of flying.

Noun	1.	aviation - the aggregation of a country's military aircraft Synonyms: air power
	2.	aviation - the operation of aircraft to provide transportation
	3.	aviation - the art of operating aircraft Synonyms: airmanship
	4.	aviation - travel via aircraft; "air travel involves too much waiting in airports"; "if you've time to spare go by air" Synonyms: air travel, air

accumulation, aggregation, air power, armed forces, armed services, assemblage, collection, military, military machine, war machine