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- of, relating to, or typical of an early Lower Paleolithic industry of the middle Pleistocene Epoch in Europe, characterized by the manufacture of large flakes and hand axes; Chellean.
- the period represented by Lower Palaeolithic European sites containing the earliest hand axes, dating from the Mindel glaciationSee also Acheulian
- of or relating to this period
- Relating to the earliest Paleolithic archaeological sites in Europe, characterized by bifacial stone hand axes.