|a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S.|
|an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language.|
arteriosclerosis ar·te·ri·o·scle·ro·sis (är-tēr'ē-ō-sklə-rō'sĭs)
Any of a group of chronic diseases in which thickening, hardening, and loss of elasticity of the arterial walls result in impaired blood circulation. Also called arterial sclerosis.
A disease commonly called hardening of the arteries. In arteriosclerosis, the walls of the arteries thicken and harden. The loss of flexibility results in a lessening of the flow of blood to the various organs of the body. (Compare atherosclerosis; see circulatory system.)