English Reference

Word

monopoly

Phoneticsmo·nop·oly

US/məˈnɑpəɫi/

UK/mənˈɒpəli/

Definitions

01market control

B2

n. when one company or group is the only one selling a product or service, so they have no competition.

n. exclusive possession or control of the supply of or trade in a commodity or service. Often used with the preposition 'on'.

“The government is trying to break up the company's monopoly on high-speed internet.”

“Economists argue that a natural monopoly can emerge when the high costs of infrastructure prevent any meaningful competition from entering the market.”

Usage

Often used with the preposition 'on' or 'of'.

Antonyms

competitionduopoly

02exclusive possession

C1

n. complete control over something, like a conversation or someone's time, so that others cannot join in.

n. the exclusive possession or control of something that is not a commercial commodity, such as attention or a specific skill.

“He had a monopoly on the conversation and didn't let anyone else speak.”

“No single political party can claim a monopoly on wisdom or patriotism during a national crisis.”

Formal

Teaching tip

This is a figurative use of the economic term. It is common in formal debates or academic writing.

Synonyms

exclusive righttotal control

Antonyms

03the board game

A2

n. a popular board game where players buy streets and build houses to win money from others.

n. a proprietary board game in which players move around the board buying and developing properties.

“We spent the whole rainy afternoon playing Monopoly in the living room.”

“The game of Monopoly was originally designed to demonstrate the negative aspects of concentrating land in private hands.”

Usage

Usually capitalized as it is a brand name.

Real-World Examples

“Eurostar, which was formerly part-owned by the UK taxpayer but is now controlled by the French rail operator SNCF, has held a monopoly on passenger services through the tunnel since it opened in 1994.”
The Guardian · 17 Aug 2026
“The ORR said , external it was "a significant step forward" in introducing competition on the route, where Eurostar has held a monopoly on passenger services since the tunnel opened in 1994.”
BBC News · 17 Aug 2026

Etymology

See monopoly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Collocations

have monopoly

Idioms

Monopoly money — Money that does not exist; referring to fraudulent record keeping.

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated

Scan code

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English Reference