noun
the time during the development of human culture before the appearance of the written word
• Syn: ↑prehistory
• Derivationally related forms: ↑prehistoric (for: ↑prehistory)
• Hypernyms: ↑time period, ↑period of time, ↑period
• Part Meronyms: ↑Bronze Age, ↑Iron Age, ↑Stone Age, ↑ice age, ↑glacial period, ↑glacial epoch
Useful english dictionary. 2012.