airspace

Noun
  1. The space in the atmosphere immediately above the earth (synset 108573106)
    is a type of: space - an area reserved for some particular purpose
    is a part of: air, atmosphere - the mass of air surrounding the Earth
    same as: air space
  2. The atmosphere above a nation that is deemed to be under its jurisdiction (synset 108519338)
    "the plane was refused permission to enter Chinese airspace"
    is a type of: air, atmosphere - the mass of air surrounding the Earth

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