Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Michelson, Albert Abraham 1852-1931; U.S. physicist, born in Germany
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
, Albert Abraham 1852-1931.
German-born American physicist who with Edward Morley disproved the existence of ether, the hypothetical medium of electromagnetic waves. He won a 1907 Nobel Prize in physics.