monocratic
/ˌmɒnɒˈkrætɪk/Definitions
1. adjective
Relating to or characteristic of a system or organization in which one person has complete control and authority.
“The monocratic government has been accused of suppressing opposition and dissent.”
2. noun
A system or organization in which one person has complete control and authority.
“The company’s monocratic structure led to a lack of collaboration and innovation among employees.”