"black lung." YourDictionary, n.d. Web. 10 December 2018. <https://www.yourdictionary.com/black-lung>.
black lung. (n.d.). Retrieved December 10th, 2018, from https://www.yourdictionary.com/black-lung
An occupational disease of coal miners caused by the long-term inhalation of coal dust, characterized by the presence of coal around the bronchioles on x-ray images. Most patients develop no symptoms, but a few advance to progressive obstruction of the airways and destruction of lung tissue with accompanying shortness of breath and eventual respiratory disability.