- The definition of prehistoric is the time before time was recorded.
An example of prehistoric is the Paleozoic era.
prehistoric definition by Webster's New World
of the period before recorded history
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- prehistorically adverb
prehistoric definition by American Heritage Dictionary
- Of, relating to, or belonging to the era before recorded history.
- Of or relating to a language before it is first recorded in writing.
- preˌhis·torˈi·cal·ly adverb