Artificial intelligent assistant

Chelleo-

Chelleo-
  (ˈʃɛliːəʊ)
  Combining form of Chellean a., esp. in Chelleo-Acheulian adj., of or pertaining to the Chellean and Acheulian periods jointly.

1930 Discovery Oct. 346/2. 1934 Jrnl. R. Anthropol. Inst. LXIV. 338 The Chelleo-Acheulean and the pre-Chellean facies. 1935 Times Lit. Suppl. 14 Feb. 84/2 Human remains and objects belonging to a Chelleo-Acheulean complex were found.

Oxford English Dictionary

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