Definition of trachea noun from the Oxford Advanced American Dictionary

 

trachea

 noun
noun
NAmE//ˈtreɪkiə//
 
(pl. tracheae
NAmE//ˈtreɪkii//
 
, (or )tracheas)
(anatomy)
 
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the tube in the throat that carries air to the lungs synonym windpipe
See the Oxford Advanced Learner's Dictionary entry: trachea