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Definition of transformer noun from the Oxford Advanced Learner's Dictionary

transformer

noun
 
/trænsˈfɔːmə(r)/
 
/trænsˈfɔːrmər/
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  1. a device for reducing or increasing the voltage of an electric power supply, usually to allow a particular piece of electrical equipment to be usedTopics Engineeringc2
See transformer in the Oxford Advanced American DictionarySee transformer in the Oxford Learner's Dictionary of Academic English
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