1. 
   Prehistoric
   Prehistoric refers to the time before people began recording history in writing. This time varies from culture to culture.
   Found op http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
   
   
2. 
   prehistoric
   [adj] - of or relating to times before written history 2. [adj] - belonging to or existing in times before recorded history 3. [adj] - (informal) `my mother has these prehistoric ideas about proper clothes`
   Found op http://www.webdictionary.co.uk/definition.php?query=prehistoric
   
   
3. 
   Prehistoric
   General terms for all the periods before the start of historical records. This is mostly before the Roman period for Britain - the first mention of the northern Iron Age Brigantes tribe is in 49AD. See the specialised entries for Palaeolithic, Mesolithic, Neolithic, Bronze Age and Iron Age. The tim...
   Found op http://www.keystothepast.info/durhamcc/k2p.nsf/k2pGlossaryList?readform&let
   
   
4. 
   Prehistoric
   Pre`his·tor'ic adjective Of or pertaining to a period before written history begins; as, the prehistoric ages; prehistoric man.
   Found op http://www.encyclo.co.uk/webster/P/149
   
   
5. 
   prehistoric
   prehistorical adjective belonging to or existing in times before recorded history; `prehistoric settlements`; `prehistoric peoples`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=prehistoric
   
   
6. 
   prehistoric
   adjective no longer fashionable; `my mother has these prehistoric ideas about proper clothes`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=prehistoric
   
   
7. 
   prehistoric
   adjective of or relating to times before written history; `prehistoric archeology`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=prehistoric
   
   
8. 
   Prehistoric
   • (a.) Of or pertaining to a period before written history begins; as, the prehistoric ages; prehistoric man.
   Found op http://thinkexist.com/dictionary/meaning/prehistoric/
   
   
9. 
   prehistoric
   prehistoric A reference to any period for which there is no documentary evidence and the study of cultures before written history or of more recent cultures lacking formal historical records.
   Found op http://www.wordinfo.info/words/index/info/view_unit/1744/9
   
   
10. 
    prehistoric
    1) Ancient 2) Archaic 3) Existing before written history 4) Past 5) Prehistorical 6) Primal 7) Primeval 8) Primordial
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/prehistoric/1
    
    

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