1. Alternative spelling for bronchodilatation. ... 2. Rarely used term for bronchiectasis. ... (05 Mar 2000) ... 
(brong″ko-di-la´shәn) the act or process of increasing the caliber of a bronchus.
Type: Term Pronunciation: brong′kō-dī-lā′shŭn Definitions: 1. Increase in caliber of the bronchi and bronchioles in response to pharmacologically active substances or autonomic nervous activity. 2. Rarely used term for bronchiectasis. Synonyms: bronchodilatation