Dictionary
tra•che•al
Pronunciation: (trā'kē-ul or, esp. Brit.,tru-kē'ul), [key]—
adj.
1. Anat., Zool.pertaining to or connected with the trachea or tracheae.
2. Bot.of the nature of or composed of tracheae or vessels.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.