neolithic
1. [ noun ] (archeology) latest part of the Stone Age beginning about 10,000 BC in the middle east (but later elsewhere)
Synonyms: new_stone_age Neolithic_Age
Related terms: time_period Stone_Age
2. [ adjective ] of or relating to the most recent period of the Stone Age (following the mesolithic)
Examples:

"evidence of neolithic settlements"

Related terms: Neolithic_Age