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transformer
The definition of a transformer is a person or thing that changes, or a device with two or more coils of wire that transfer alternating current energy from one coil to another at the same frequency but with changed voltage.
(noun)- An example of a transformer is a fictional creature that changes from a person into a dog.
- An example of a transformer is a device that uses electromagnetic induction.
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See transformer in Webster's New World College Dictionary
noun
- a person or thing that transforms
- Elec. a device containing no moving parts and consisting essentially of two or more coils of insulated wire that transfers alternating-current energy by electromagnetic induction from one winding to another at the same frequency but usually with changed voltage and current values
See transformer in American Heritage Dictionary 4
noun
- One that transforms.
- A device used to transfer electric energy from one circuit to another, especially a pair of multiply wound, inductively coupled wire coils that effect such a transfer with a change in voltage, current, phase, or other electric characteristic.
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iron core transformer
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