monopoly; exclusive right
Legal and business term for the sole right to use, sell, or control something. Often used in contexts like patents, copyrights, or market control.
This patent grants our company an exclusive right.
It is difficult to establish a monopoly in the market.
Compound of 専有 (せんゆう, 'exclusive possession') + 権 (けん, 'right'). The term is a modern legal coinage.