An Amperemeter is a device used to measure the electric current in a circuit. There are several synonyms used for Amperemeter in the field of electrical engineering. Some of the common synonyms are current meter, ammeter, and milliammeter. These terms are used interchangeably to describe a device that measures the flow of electric current in a circuit. In addition to these, there are other technical terms like galvanometer, microammeter, and nanoammeter that are used to describe devices that measure small currents. Overall, the use of synonyms allows professionals to communicate effectively and efficiently in the world of electrical engineering.