noun🔗ShareBronchiolesAny of the small cartilage-less branches of a bronchus."The doctor explained that the patient's breathing difficulties were caused by inflammation in the bronchioles. "Le médecin a expliqué que les difficultés respiratoires du patient étaient causées par une inflammation des bronchioles.anatomyorganbodymedicinephysiologyChat with AIVocabulary GamePractice Reading