Used attributively before nouns, e.g., "dictator rule", to denote relation to or characteristic of a dictator.
Translations
The rebels rose against the dictator regime that oppressed them.
Les rebelles se sont soulevés contre le régime dictatorial qui les opprimait.
autoritaireSens plus général, souvent employé pour une attitude ou un régime. Relating to, characteristic of, or befitting a dictator; authoritarian. The rebels rose against the dictator regime that oppressed them.