[brong-kuh-spaz-uh m]

Origin of bronchospasm

First recorded in 1900–05; broncho- + spasm Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

bronchospasm in Medicine


  1. 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.