adjective
electromagnetic
ih-lek-troh-mag-NET-ik/ɪˌlektrəʊmæɡˈnetɪk/
Relating to electricity and magnetism.
The energized coil produces an electromagnetic field around its core.

Etymology
Magnetic began with the properties of a magnet. Combining it with the electrical element shifts the focus to the relationship between electricity and magnetism and the phenomena they produce together.
In context
electromagnetic suspension comes into the whole equation. It creates magnetic levitation by the power of electromagnets and by constantly altering the strength of the magnetic field