'electromagnetism' definitions:

Definition of 'electromagnetism'

From: WordNet
noun
Magnetism produced by an electric current; "electromagnetism was discovered when it was observed that a copper wire carrying an electric current can magnetize pieces of iron or steel near it"
noun
The branch of physics concerned with electromagnetic phenomena [syn: electromagnetism, electromagnetics]

Synonyms of 'electromagnetism'

From: Moby Thesaurus