Oersted Hans Christian

Oer·sted

(ûr′stĕd′), Hans Christian 1777-1851.
Danish physicist who founded the science of electromagnetism with his discovery (1820) of the magnetic effect produced by an electric current.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.