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bronchiole

[brong-kee-ohl]

Origin

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noun Anatomy.

a small branch of a bronchus.

Origin:
1865–70; < Neo-Latin bronchiolum, equivalent to bronchi(a) bronchia + -olum -ole¹

Related forms

bron·chi·o·lar

[brong-kee-oh-ler, brong-kahy-uh-] , adjective

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Bronchiole is always a great word to know.

So is Achilles tendon. Does it mean:

the tendon joining the calf muscles to the heel bone

either one of the second pair of cranial nerves, consisting of sensory fibers that conduct impulses from the retina to the brain

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Collins

World English Dictionary

bronchiole (ˈbrɒŋkɪˌəʊl)

—n
	any of the smallest bronchial tubes, usually ending in alveoli

[C19: from New Latin bronchiolum, diminutive of Late Latin bronchium, singular of bronchia]

bronchiolar

—*adj*

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

Word Origin & History

bronchiole

Mod.L., from dim. of bronchia (see bronchial).

Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage

Medical Dictionary

bronchiole bron·chi·ole (brŏng'kē-ōl')
n.
Any of the fine, thin-walled, tubular extensions of a bronchus.

American Heritage

Science Dictionary

bronchiole

(brŏng'kē-ōl') Pronunciation Key
Any of the small, thin-walled tubes that branch from a bronchus and end in the alveolar sacs of the lung.