空くう中ちゅう衝しょう突とつMeanings1nounmidair collisionTechnical term used in aviation contexts for a collision between aircraft in flight.空くう中ちゅう衝しょう突とつを防ふせぐため、航こう空くう機きは厳きびしい管かん制せい下かにある。Aircraft are under strict control to prevent midair collisions.