mechlorethamine
noun
mech·lor·eth·amine
| \ ˌmek-ˌlōr-ˈeth-ə-ˌmēn, -ˌlȯr-
\
\
Medical Definition of mechlorethamine
: a nitrogen mustard administered by injection in the form of its hydrochloride C5H11Cl2N·HCl in the palliative treatment of neoplastic diseases (as Hodgkin's lymphoma and leukemia) — see bendamustine, mopp