We use cookies to enhance your experience on our website. By continuing to use our website, you are agreeing to our use of cookies. You can change your cookie settings at any time. Find out more

Subscriber login

Library card login

Other

X Close menu

Dictionary Language resources

trachea

Pronunciation: /trəˈkiːə, ˈtreɪkɪə/

Definition of trachea

noun (plural tracheae /-ˈkiːiː/ or tracheas)

Anatomy

a large membranous tube reinforced by rings of cartilage, extending from the larynx to the bronchial tubes and conveying air to and from the lungs; the windpipe.
Entomology each of a number of fine chitinous tubes in the body of an insect, conveying air direct to the tissues.
Botany a duct or vessel in a plant.