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bronchus

[brong-kuh s]
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noun, plural bron·chi [brong-kee, -kahy] /ˈbrɒŋ ki, -kaɪ/. Anatomy.
  1. either of the two main branches of the trachea.
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Origin of bronchus

1700–10; < New Latin < Greek brónchos windpipe
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for bronchus

bronchus

noun plural -chi (-kaɪ)
  1. either of the two main branches of the trachea, which contain cartilage within their walls
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Word Origin

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

n.

1706 (plural bronchi), from Greek bronkhos "the wind pipe" (see bronchial).

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Online Etymology Dictionary, © 2010 Douglas Harper

bronchus in Medicine

bronchus

(brŏngkəs)
n. pl. bron•chi (-kī′, -kē′)
  1. Either of two main branches of the trachea, leading directly to the lungs.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

bronchus in Science

bronchus

[brŏngkəs]
Plural bronchi (brŏngkī′, brŏngkē′)
  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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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.