Standard Oil

🔊/ˌstændəd ˈɔɪl/
🔊/ˌstændərd ˈɔɪl/
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  1. a large US oil company established in 1870 by John D Rockefeller. In 1911 the US Supreme Court decided it restricted trade and divided it into 34 individual companies. Some of these companies later became ExxonMobil and Amoco.