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Stone Age
Stone Age Period of human evolution defined by the use of stone tools. The Stone Age dates from the earliest identifiable broken-pebble tools made by human ancestors c.2.5 million years ago. The period is generally considered to have ended when metal tools first became widespread during the Bronze Age. The Stone Age usually subdivides into the Palaeolithic, Mesolithic, and Neolithic.
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"Stone Age." World Encyclopedia. 2005. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>. "Stone Age." World Encyclopedia. 2005. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O142-StoneAge.html "Stone Age." World Encyclopedia. 2005. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O142-StoneAge.html |
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Stone Age
Stone Age a prehistoric period when weapons and tools were made of stone or of organic materials such as bone, wood, or horn. |
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"Stone Age." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>. "Stone Age." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O999-stoneage.html "Stone Age." The Oxford Pocket Dictionary of Current English. 2009. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O999-stoneage.html |
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stone age
stone age Used to describe the period starting with the invention of the first computer (1949) up to the mid-1950s.
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DARREL INCE. "stone age." A Dictionary of the Internet. 2001. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>. DARREL INCE. "stone age." A Dictionary of the Internet. 2001. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O12-stoneage.html DARREL INCE. "stone age." A Dictionary of the Internet. 2001. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O12-stoneage.html |
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Stone Age
Stone Age see Paleolithic period ; Mesolithic period ; Neolithic period . |
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Cite this article
"Stone Age." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>. "Stone Age." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1E1-X-StoneAge.html "Stone Age." The Columbia Encyclopedia, 6th ed.. 2008. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-X-StoneAge.html |
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