spasmodic contraction of the muscular lining of the bronchi, as in asthma, causing difficulty in breathing.
Origin of bronchospasm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A contraction of smooth muscle in the walls of the bronchi and bronchioles, causing narrowing of the lumen.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.