“+ noun
Etymology: International Scientific Vocabulary prot- + history
1. : the study of man during the times that just antedate the beginning of recorded history
2. : the times immediately preceding historical times
“+ noun
Etymology: International Scientific Vocabulary prot- + history
1. : the study of man during the times that just antedate the beginning of recorded history
2. : the times immediately preceding historical times
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012