Acheulian

Adjective

Acheulean (not comparable)

1. Of or pertaining to a lower Paleolithic period characterized by the presence of flaked bifacial hand axes.
   • Assuming that language ability extends back to the hominids, we see a slow process of cultural development over millions of years, and then in the Acheulean period of Homo erectus, about three hundred thousand years ago, we find the first engraved tool.1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 95

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