Eolithic[ē′ō lit̸h′ik, ē′ə-]
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
designating or of the earliest period of the Stone Age, during which crude stone tools were first used
Origin: see eolith and amp; -ic
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.
Of or relating to the postulated earliest period of human culture preceding the Lower Paleolithic. Not in scientific use.