from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See black lung.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A relatively mild pneumoconiosis caused by inhalation of coal.
from the GNU version of the Collaborative International Dictionary of English
- n. A chronic lung disease, common among coal miners, due to the inhalation of coal dust; -- called also collier's lung and miner's phthisis. See also the related conditions pneumomelanosis and pneumoconiosis (black lung).
from The Century Dictionary and Cyclopedia
- n. Apulmonary affection produced by the inhalation of coal-dust, as by colliers. The particles, taken into the tissues of the lungs, are apt to produce more or less inflammation in the form of bronchitis or diffuse pneumonitis.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. lung disease caused by inhaling coal dust
Early stages of the disease are known as anthracosis, which is a slow-acting, chronic disease that takes one or two decades to cause symptoms, but its effects can be severely disabling, causing pulmonary emphysema or chronic bronchitis.
Other health hazards specific to underground coal mining include coal dust, which can cause coal workers pneumoconiosis or anthracosis, often combined with silicosis.
Very minute, inorganic foreign bodies may become encysted as in anthracosis.
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