duopoly

Meanings

1. An economic condition in which two sellers exert most control over the market of a commodity.
2. The domination of a field of endeavour by two entities or people.
3. A situation in which two or more radio or television stations in the same city or community share common ownership.

Etymology

PIE word *dwóh₁ From duo- (prefix meaning ‘two’) + -poly (suffix meaning ‘pertaining to the number of sellers in a market’), by analogy with monopoly.