airspace

n. space which contains air, space through which air passes; region of atmosphere situated above a country and coming under its jurisdiction; area of space filled by an aircraft (also air space)

Airspace means the portion of the atmosphere controlled by a particular country on top of its territory and territorial waters or, more generally, any specific three-dimensional portion of the atmosphere.Airspace is divided into two basic types:Controlled airspace exists where it is deemend necessary that air traffic control has some form of positive executive control over aircraft flying in that airspace.Uncontrolled airspace is airspace in which air traffic control does not exert any executive authority, although it may act in an advisory manner.
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Noun
1. the space in the atmosphere immediately above the earth
(synonym) air space
(hypernym) space
(part-holonym) atmosphere, air
2. the atmosphere above a nation that is deemed to be under its jurisdiction; "the plane was refused permission to enter Chinese airspace"
(hypernym) atmosphere, air

airspace
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