aviation

Noun
  1. The aggregation of a country's military aircraft (synset 108450737)
  2. The operation of aircraft to provide transportation (synset 108084054)
  3. The art of operating aircraft (synset 105643033)
  4. Travel via aircraft (synset 100301267)
    "air travel involves too much waiting in airports"; "if you've time to spare go by air"

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