Chalcolithic

[kal-kuh-lith-ik] /ˌkæl kəˈlɪθ ɪk/
adjective
1.
of, pertaining to, or characteristic of the Copper Age; Aeneolithic.
Origin
1900-05; chalco- + -lithic
British Dictionary definitions for Chalcolithic

chalcolithic

/ˌkælkəˈlɪθɪk/
adjective
1.
(archaeol) of or relating to a period characterized by the use of both stone and bronze implements
Chalcolithic in Science
Chalcolithic
  (kāl'kə-lĭth'ĭk)   
The period of human culture preliminary to the Bronze Age, characterized by the use of copper and stone tools. The Chalcolithic Period is generally recognized only for Europe and central and western Asia. Also called Copper and Stone Age. See Note at Three Age system.