Definition of Trachea

Noun: trachea (tracheae,tracheas) trey-kee-u [N. Amer], tru'kee-u or trey-kee-u [Brit]

Membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi
- windpipe
One of the tubules forming the respiratory system of most insects and many arachnids