- either of the two main branches of the trachea.
Origin of bronchus
1700–10; < New Latin < Greek brónchos windpipe
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for bronchus
For the sake of simplicity only one lung and one bronchus are shown.Development of the Digestive Canal of the American Alligator
Albert M. Reese
Some time before the abscess really reaches the diaphragm, preparation is made in the lung for the discharge through a bronchus.
Examine one bronchus, carefully dissecting away the lung tissue with curved scissors.A Practical Physiology
Albert F. Blaisdell
By the passage of bougies through a bronchoscope a stricture of the bronchus has been relieved in a similar manner.
- either of the two main branches of the trachea, which contain cartilage within their walls
C18: from New Latin, from Greek bronkhos windpipe
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for bronchus
1706 (plural bronchi), from Greek bronkhos "the wind pipe" (see bronchial).
Online Etymology Dictionary, © 2010 Douglas Harper
- Either of two main branches of the trachea, leading directly to the lungs.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Either of the two main branches of the trachea that lead to the lungs, where they divide into smaller branches.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.