[ trey-kee-uh l or, esp. British, truh-kee-uh l ]
/ ˈtreɪ ki əl or, esp. British, trəˈki əl /


Anatomy, Zoology. pertaining to or connected with the trachea or tracheae.
Botany. of the nature of or composed of tracheae or vessels.

Origin of tracheal

First recorded in 1700–10; trache(a) + -al1
Related formspost·tra·che·al, adjectivepre·tra·che·al, adjectivetrans·tra·che·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tracheal