Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

bronchiole

noun [C]
 
 
/ˈbrɒŋ.ki.əʊl/ US  /ˈbrɑːŋ.ki.oʊl/ specialized

Definition

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 noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of bronchiole

Word of the Day

demur

to express disagreement or refuse to do something

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More