totalitarian

(noun) an adherent of totalitarian principles or totalitarian government.

(adj) characterized by a government in which the political authority exercises absolute and centralized control. Example: "A totalitarian regime crushes all autonomous institutions in its drive to seize the human soul"- arthur m.schlesinger, jr.."

(adj) of or relating to the principles of totalitarianism according to which the state regulates every realm of life. Synonyms: totalistic. Examples: "Totalitarian theory and practice." "Operating in a totalistic fashion."