Main Entry: du·op·o·ly

Pronunciation: \du̇-ˈä-pə-lē also dyu̇-\

Function: noun

Inflected Form(s): plural du·op·o·lies

Etymology: duo- + -poly (as in monopoly)

Date: 1920

1 : an oligopoly limited to two sellers
2 : preponderant influence or control by two political powers

— du·op·o·lis·tic \-ˌä-pə-ˈlis-tik\ adjective