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pneumoconiosis Syllabification: pneu·mo·co·ni·o·sis
Pronunciation: /ˌn(y)o͞omōˌkōnēˈōsəs/

Definition of pneumoconiosis in English:


A disease of the lungs due to inhalation of dust, characterized by inflammation, coughing, and fibrosis.
Example sentences
  • The breathing of coal and rock dust causes black lung, the common name given to the lung diseases pneumoconiosis and silicosis.
  • The 77 year old recipient was bed bound with severe emphysema and pneumoconiosis.
  • Among individuals with certified occupational exposures to asbestos in the United States, 20% die of pneumoconiosis.


Late 19th century: from pneumo- 'relating to the lungs' + Greek konis 'dust' + -osis.

Definition of pneumoconiosis in:
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