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English definition of “bronchiole”

bronchiole

noun [C] uk   /ˈbrɒŋ.ki.əʊl/ us    /ˈbrɑːŋ.ki.oʊl/ specialized
in the lungs, one of the very small tubes that branch out from the bronchi and connect to the alveoli (= little air bags)The respiratory system
(Definition of bronchiole from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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