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Definition of oil rig noun from the Oxford Advanced Learner's Dictionary

oil rig

noun
 
/ˈɔɪl rɪɡ/
 
/ˈɔɪl rɪɡ/
(also oil platform)
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  1. a large structure with equipment for getting oil from under the ground or under the seaTopics The environmentb2
See oil rig in the Oxford Advanced American Dictionary
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