What is Oldowan?

Oldowan definition and meaning on Dictionary terms:
adjective Archaeology.
of or designating a Lower and Middle Pleistocene industrial complex of eastern Africa, characterized by assemblages of stone tools about two million years old that are the oldest well-documented artifacts yet known.

Origin of Oldowan1930a??35; Oldow(ay) (German spelling of Olduvai) + -an


reference: https://www.dictionary.com/browse/oldowan