Of or relating to the cultural period of the Stone Age beginning around 8,000 BC in the Middle East and later elsewhere, characterized by the development of agriculture and the making of polished stone implements.
The Neolithic Period. Also called New Stone Age. See Usage Note at Three Age system.
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
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