airport authority
independent entity charged with the operation and oversight of an airport or group of airports
en-US/ˈɛɹˌpɔɹt əˈθɑɹɪti/
en-GB/ˈɛəpɔːt ɔːˈθɒɹɪtɪ/
independent entity charged with the operation and oversight of an airport or group of airports