aeriferous

from The Century Dictionary.

• Conveying air, as the tracheæ and bronchial tubes of air-breathing vertebrates or the tracheæ of insects.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Conveying or containing air; air-bearing.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective of a tube, etc. That conveys air

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective conveying air; as the bronchial tubes