prehistory
pre‧his‧to‧ry /priːˈhɪstəri/
noun [uncountable]
pre‧his‧to‧ry /priːˈhɪstəri/
noun [uncountable] Word Family: noun: historian, history, prehistory; adjective: historic, prehistoric, historical; adverb: historically
the time in history before anything was written down