oligopoly
🇺🇸
/ˌɑːlɪˈɡɑːpəli/
🇬🇧
/ˌɒlɪˈɡɒpəli/
A situation where a small number of companies control a market.
The telecommunications industry is an oligopoly, with just a few major players dominating the market.
通信業界はオリゴポリーで、市場を支配する主要なプレーヤーがほんの数社です。