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An aerial view of farmland. The definition of aerial is something that is in or from the air. An example of something that is aerial is a picture taken from a helicopter. aerial. aerial.
Airspace is the portion of the atmosphere controlled by a country above its territory, including its territorial waters or, more generally, any specific three-dimensional portion of the atmosphere. It is not the same as aerospace, which is the general term for Earth's atmosphere and the outer space in its vicinity. Within the United States: