bronchodilator

[brong-koh-dahy-ley-ter, -di-]
noun
a substance that acts to dilate constricted bronchial tubes to aid breathing, used especially for relief of asthma.

Origin:
1900–05; broncho- + dilator

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To bronchodilator
Collins
World English Dictionary
bronchodilator (ˈbrɒŋkəʊdaɪˌleɪtə)
 
n
any drug or other agent that causes dilation of the bronchial tubes by relaxing bronchial muscle: used, esp in the form of aerosol sprays, for the relief of asthma

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Medical Dictionary

bronchodilator bron·cho·di·la·tor (brŏng'kō-dī-lā'tər, -dī'lā'-, -dĭ-lā'-)
n.
An agent that causes an increase in the caliber of a bronchus or bronchial tube.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
bronchodilator   (brŏng'kō-dī-lā'tər, -dī'lā-)  Pronunciation Key 
A drug that widens the air passages of the lungs and eases breathing by relaxing bronchial smooth muscle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
The symptoms of asthma are generally relieved by using a bronchodilator.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature