1. an electrical device that changes the voltage of an alternating current
2. a person or thing that transforms or causes change
3. a toy robot that can change into a vehicle or other object
Usage: trademark

Examples

• The power company installed a new transformer on our street.
• Step-down transformers reduce high voltage to safer levels for homes.
• She was a transformer of lives through her teaching.
• The new CEO proved to be a real transformer of the company culture.
• My son loves playing with his Transformer toys.
• The movie featured giant robots called Transformers.
• Electrical transformers are essential for power distribution.