dimercaprol
noun
di·mer·cap·rol ˌdī-mər-ˈka-ˌprȯl 
-ˌprōl
: a compound C3H8OS2 developed as an antidote against lewisite and used to treat arsenic, mercury, and gold poisoning
called also BAL
Word History
Etymology
di- + mercaptan + propane + -ol entry 1
First Known Use
1947, in the meaning defined above
Medical Definition
dimercaprol
noun
di·mer·cap·rol ˌdī-(ˌ)mər-ˈkap-ˌrȯl -ˌrōl
-ˌrōl : a colorless viscous oily compound C3H8OS2 with an offensive odor developed as an antidote to lewisite and used in treating arsenic, mercury, and gold poisoning
called also BAL, British anti-lewisite