n. 25B6; adjective his authoritarian manner : AUTOCRATIC, dictatorial, despotic, tyrannical, draconian, oppressive, repressive, illiberal, undemocratic; disciplinarian, domineering, overbearing, high-handed, peremptory, imperious, strict, rigid, inflexible; informal bossy.
democratic, liberal.
25B6; noun the army is dominated by authoritarians : AUTOCRAT, despot, dictator, tyrant; disciplinarian, martinet.