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old stone age

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Old Stone Age

 
Use old stone age in a Sentence
–noun
the Paleolithic period.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Old Stone Age  
n.  See Paleolithic.
Pa·le·o·lith·ic   (pā'lē-ə-lĭth'ĭk)   
adj.  Of or relating to the cultural period of the Stone Age beginning with the earliest chipped stone tools, about 750,000 years ago, until the beginning of the Mesolithic Period, about 15,000 years ago.
n.  The Paleolithic Period. Also called Old Stone Age. See Usage Note at Three Age system.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
Old Stone Age   (ōld)  Pronunciation Key 
See Paleolithic.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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