Paleoindians or Paleoamericans were the first peoples to enter and inhabit the American continent during the final glacial episodes of the late Pleistocene. The prefix "paleo" comes from the Greek adjective palaios (παλαιός) meaning "old." The term Paleoindian applies to a specific archaeological period in the Western Hemisphere and's distinct from the term Paleolithic. Migration into the New World The specifics of Paleoindian migration to the Western Hemispher… (More on Paleo-indians)