civilizatory
/ˌsɪv(ə)lʌɪˈzeɪt(ə)ri/ /ˌsɪvɪlʌɪˈzeɪt(ə)ri/ /sɪvɪˈlʌɪzət(ə)ri/adjective
Of or relating to civilization; especially relating to or involving development towards a more advanced stage of civilization.
Origin
Mid 19th century. From civilize + -atory. Compare civilizing, civilizational.