Noun
English Wikipedia has an article on:natural monopolyWikipedia
natural monopoly (plural natural monopolies)
Control over the market for a product which occurs when a firm gains large benefit from economies of scale, or from a superior business model or product, and is thus able to produce a very large percentage of the total market demand for a given product and unintentionally exclude meaningful competition via price structures.
Natural monopoly main A natural monopoly is an organization that experiences increasing returns to scale over the relevant range of output and relatively high fixed costs. Source: Internet