AIRSPACE

airspace

(noun) the atmosphere above a nation that is deemed to be under its jurisdiction; “the plane was refused permission to enter Chinese airspace”

airspace, air space

(noun) the space in the atmosphere immediately above the earth

Source: WordNet® 3.1

Etymology

Noun

airspace (countable and uncountable, plural airspaces)

(politics, aviation) A specified portion of the atmosphere, especially that under the technical aviation control and/or jurisdiction of a particular state over which territory (and territorial waters) it lies.

(aviation) that part of the sky designated for the sole use of aircraft.

(broadcasting) Space (i.e. a few neighboring frequencies) available for broadcasting within a particular frequency band.

The portion of an enclosed area which contains air, especially breathable air.

(construction) The cavity in a cavity wall containing air for insulation.

Synonyms

• territorial sky

• jurisdictional sky

Anagrams

• AIPACers, airscape

Source: Wiktionary

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