An example of a trachea is the tube in the human from the larynx to the bronchi.
nounpl. -·cheae· or -·cheas
- in the respiratory tract of most land vertebrates, the tube extending from the larynx to the two bronchi; windpipe
- in the respiratory system of insects and certain other invertebrates, any of the tubules branching throughout the body and conducting air from the exterior
- Bot. vessel (sense )
Origin of tracheaMiddle English trache from Medieval Latin trachea from Late Latin trachia, windpipe from Classical Greek tracheia (arteria), rough (windpipe) from trachys, rough, akin to thrassein, to confuse from Indo-European base an unverified form dher-, dark residue, dirt from source dregs
nounpl. tra·che·ae, or tra·che·as
- Anatomy A thin-walled, cartilaginous tube descending from the larynx to the bronchi and carrying air to the lungs. Also called windpipe .
- Zoology One of the internal respiratory tubes of insects and some other terrestrial arthropods, which are connected to the spiracles and are used for gas exchange.
- Botany A tracheary element.
Origin of tracheaMiddle English trache from Medieval Latin trāchēa from Late Latin trāchīa from Greek (artēriā) trākheia rough (artery), trachea (as opposed to the smooth vessels that carry blood and not air) feminine of trākhus rough
(plural tracheas or tracheae or tracheÃ¦)
From Latin trachia (“windpipe"), from Ancient Greek Ï„ÏÎ±Ï‡Îµá¿–Î± (trachea, “windpipe")