ol ‧ i ‧ garch /ˈɒləɡɑːk, ˈɒlɪɡɑːk $ ˈɑːləɡɑːrk/ BrE AmE noun [countable]
a member of a small group of people who run a country or organization
—oligarchic /ˌɒləˈɡɑːkɪk◂, ˌɒlɪˈɡɑːkɪk◂ $ ˌɑːləˈɡɑːr-/ adjective
ol ‧ i ‧ garch /ˈɒləɡɑːk, ˈɒlɪɡɑːk $ ˈɑːləɡɑːrk/ BrE AmE noun [countable]
a member of a small group of people who run a country or organization
—oligarchic /ˌɒləˈɡɑːkɪk◂, ˌɒlɪˈɡɑːkɪk◂ $ ˌɑːləˈɡɑːr-/ adjective
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012