antisepticize
transitive verb
an·ti·sep·ti·cize
variants:
or chiefly British antisepticise \ -ˈsep-tə-ˌsīz 
\
\
antisepticized
or chiefly British antisepticised;
antisepticizing
or chiefly British antisepticising
Medical Definition of antisepticize
: to make antiseptic