from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Chronic inflammation of the lungs caused by excessive inhalation of dust containing iron salts or particles.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A form of pneumoconiosis caused by the inhalation of iron dust
  • n. The accumulation of hemosiderin in various organs of the body by people with a diet rich in iron

from the GNU version of the Collaborative International Dictionary of English

  • n. A sort of pneumonia occuring in iron workers, produced by the inhalation of particles of iron.

from The Century Dictionary and Cyclopedia

  • n. Pneumonoconiosis in which the particles are metallic, especially iron.
  • n. A deposition of iron pigment in any of the tissues of the body.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. fibrosis of the lung caused by iron dust; occurs among welders and other metal workers


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