spasmodic contraction of the muscular walls of the bronchial air passages to the lungs, as in asthma, which makes breathing difficult
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
- bronchospastic adjective
Used by arrangement with John Wiley & Sons, Inc.
bronchospasm - Medical Definition
The American Heritage® Medical Dictionary Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A contraction of smooth muscle in the walls of the bronchi and bronchioles, causing narrowing of the lumen.