Significados de electro-magnetic disturbance en inglés

This effect is called an electro-magnetic disturbance in the ether.

Light is an electro-magnetic disturbance of the ether.

In other words, if light is an electro-magnetic disturbance, all conducting substances must be opaque, and all good insulators transparent.

In 1865, two years before Faraday's death, Maxwell proposed the electro-magnetic theory of light, showing that light is an electro-magnetic disturbance.