Definition of ExxonMobil™ from the Oxford Advanced Learner's Dictionary

 

ExxonMobil™

 
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the largest oil company in the world. Exxon was formed in 1999 when the Exxon and Mobil companies were joined together. It sells its fuel and other products under a number of different brand names, including Exxon, Esso and Mobil. see also Exxon Valdez