/ Dictionary / Index A anthracosis: Meaning and Definition of Find definitions for: an•thra•co•sis Pronunciation: (an"thru-kō'sis), [key] — n. Pathol. the deposition of coal dust in the lungs; asymptomatic pneumoconiosis. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: anthracosis (Thesaurus) anthracosilicosis anthranilate Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language