from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. A broad prehistoric period during which humans widely used stone for toolmaking.
  • proper n. Any extremely primitive or undeveloped era.
  • proper n. The time a particular field was introduced and was in its earliest stages of development.

from the GNU version of the Collaborative International Dictionary of English

  • n. a supposed prehistoric age of the world when stone and bone were habitually used as the materials for weapons and tools; -- called also flint age. The bronze age succeeded to this.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (archeology) the earliest known period of human culture, characterized by the use of stone implements


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