a leader who has complete power 独裁者；专制统治者；专制君主 He governed as an autocrat. 他独裁专制。
a person who expects to be obeyed by other people and does not care about their opinions or feelings 专横的人；独断专行的人 The article painted her as an autocrat, angry with her husband and out of touch with her family. 这篇文章把她描绘成一个专横的人，跟丈夫斗气，不和家人联系。
Word Originearly 19th cent.: from French autocrate, from Greek autokratēs, from autos ‘self’ + kratos ‘power’.