航こう空くう交こう通つう管かん制せいMeaningsNoun1. air traffic controlKanji used航navigation空empty air交mingle通pass through管pipe制controlPitch accentこうくうこうつうかんせいComposed of航こう空くうaviation; flyingNoun交こう通つうtraffic; transportation; communication; exchange (of ideas, etc.); intercourseNoun管かん制せいcontrol (by the state); controlling; coordination; air traffic controlNoun