The Collaborative International Dictionary of English v.0.48:

Anthracosis \An`thra*co"sis\, n. [NL. See Anthrax.] (Med.)
   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).
   [Webster 1913 Suppl.]