English

Definition of bronchus noun from the Oxford Advanced Learner's Dictionary

 

bronchus

 noun
noun
BrE BrE//ˈbrɒŋkəs//
 
; NAmE NAmE//ˈbrɑːŋkəs//
 
(pl. bronchi
BrE BrE//ˈbrɒŋkaɪ//
 
; NAmE NAmE//ˈbrɑːŋkaɪ//
 
)
(anatomy)
 
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any one of the system of tubes which make up the main branches of the windpipe through which air passes in and out of the lungs Word Origin late 17th cent.: from late Latin, from Greek bronkhos ‘windpipe’.
See the Oxford Advanced American Dictionary entry: bronchus