nitromersol
noun
ni·tro·mer·sol
| \ -ˈmər-ˌsȯl
, -ˌsōl
\
, -ˌsōl
\
Medical Definition of nitromersol
: a brownish-yellow to yellow solid organic mercurial C7H5HgNO3 that is a derivative of orthocresol used especially formerly as an antiseptic and disinfectant