airspace

Definitions of airspace
  1. noun
    the space in the atmosphere immediately above the earth
    synonyms: air space
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    type of:
    space
    an area reserved for some particular purpose
  2. noun
    the atmosphere above a nation that is deemed to be under its jurisdiction
    “the plane was refused permission to enter Chinese airspace
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    type of:
    air, atmosphere
    the mass of air surrounding the Earth
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