unitary executive
n.— «The PNAC neocons need to maintain their control of the White House in 2008, to continue their process of converting the presidency into a dictatorship—also known as a “unitary executive.”» —“Bush Backs Brother Jeb for White House” by Eric Hopp Oh Well: A Commentary on News and Politics (Campbell, California) May 10, 2006. (source: Double-Tongued Dictionary)