bronchus

American  

[brong-kuhs] / ˈbrɒŋ kəs /

noun

Anatomy.

plural

bronchi

1. either of the two main branches of the trachea.

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bronchus British  

/ ˈbrɒŋkəs /

noun

1. either of the two main branches of the trachea, which contain cartilage within their walls

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bronchus Scientific  

/ brŏng′kəs /

plural

bronchi

1. Either of the two main branches of the trachea that lead to the lungs, where they divide into smaller branches.

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Etymology

Origin of bronchus

1700–10; < New Latin < Greek brónchos windpipe

Example Sentences

In the United States and the United Kingdom, prostate cancer is the second leading cause of cancer deaths among men, behind lung and bronchus cancer.

From National Geographic • Jan. 23, 2024

Kentucky has the highest incidence rates for lung and bronchus and cervical cancers, while ranking second for colon and rectal cancers, it said.

From Washington Times • Sep. 15, 2023

Each bronchus divides into secondary bronchi, then into tertiary bronchi, which in turn divide, creating smaller and smaller diameter bronchioles as they split and spread through the lung.

From Textbooks • Jun. 9, 2022

Researchers from the University of Hong Kong reported that compared with Delta, Omicron “infects and multiplies 70 times faster” in the bronchus, the main airways into the lungs.

From Los Angeles Times • Dec. 23, 2021

At A is shown the full-curved form, for reaching into the ascending branches of the upper-lobe bronchus A number of different forms of jaws are made in this kind of forceps.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier