carbamyl

noun
car·​ba·​myl | \ ˈkär-bə-ˌmil How to pronounce carbamyl (audio) \
variants: or carbamoyl \ kär-​ˈbam-​ə-​ˌwil How to pronounce carbamoyl (audio) \

Medical Definition of carbamyl

: the radical NH2CO− of carbamic acid