vaccinization|ˌvæksɪnaɪˈzeɪʃən| [a. F. vaccinisation, f.vaccine vaccine n.] Vaccination continued or repeated until the vaccine virus has no effect. 1889Buck's Ref.Handbk.Med.Sci. VII. 515 In Holland, a modified vaccinization has been practised for a long time, ten insertions being made upon each subject.