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[noo-muh-koh-nee-oh-sis, nyoo-] /ˌnu məˌkoʊ niˈoʊ sɪs, ˌnyu-/
noun, Pathology.
any chronic lung disease, including anthracosis, asbestosis, and silicosis, caused by the inhalation of particles of coal, asbestos, silica, or similar substances and leading to fibrosis and loss of lung function.
Origin of pneumoconiosis
First recorded in 1880-85; syncopated variant of pneumonoconiosis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for pneumoconiosis


any disease of the lungs or bronchi caused by the inhalation of metallic or mineral particles: characterized by inflammation, cough, and fibrosis
Word Origin
C19: shortened from pneumonoconiosis, from pneumo- + -coniosis, from Greek konis dust
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
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pneumoconiosis in Medicine

pneumoconiosis pneu·mo·co·ni·o·sis (nōō'mō-kō'nē-ō'sĭs, nyōō'-)
n. pl. pneu·mo·co·ni·o·ses (-sēz)
A disease of the lungs, such as asbestosis or silicosis, caused by long-term inhalation of dusts, especially mineral or metallic dusts.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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pneumoconiosis in Science
A disease of the lungs, such as asbestosis or black lung, caused by chronic inhalation of especially mineral or metallic dust.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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