To bring (something) into contact with the air, so as to freshen or dry it.

To let fresh air into a room or a building, to ventilate.

To discuss varying viewpoints on a given topic.

To broadcast (a television show etc.).

To be broadcast.

"This game show first aired in the 1990s and is still going today."

To ignore.

(of a complaint or problem) Having been uttered or spoken of, such that certain persons are aware.

(of a show) Having been broadcast, such as on television or radio.