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airspace

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noun air·space \-ˌspās\

Simple Definition of airspace

  • : the space that is above a country and that is legally controlled by that country

Source: Merriam-Webster's Learner's Dictionary

Full Definition of airspace

  1. :  the space lying above the earth or above a certain area of land or water; especially :  the space lying above a nation and coming under its jurisdiction



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