monopoly

Exclusive control by one group of the means of producing or selling a commodity or service.

A company, group, or individual having exclusive control over a commercial activity.

A commodity or service so controlled.

Exclusive possession or control.

Something that is exclusively possessed or controlled.

An exclusive privilege to carry on a traffic.

Specifically, in Eng. constitutional hist., and hence sometimes in American law, such an exclusive privilege when granted by the crown or state to an individual, association, or corporation, for the sake of the pecuniary advantage of its exclusiveness.

In political economics, and as used in a general sense in law, such an exclusive privilege to carry on a traffic, or deal in or control a given class of articles, as will enable the holder to raise prices materially above what they would be if the traffic or dealing were free to citizens generally.