a bronchus or any of its ramifications or branches.
Origin of bronchial tube
First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Any of the smaller divisions of the bronchi of the lung.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A bronchus or any of the tubes branching from a bronchus. The bronchial tubes decrease in size as they descend into the lungs.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.