prehistoric
adjective
Definitions
Having lasted from a remote period; having been of long duration; of great age, very old.
Example: an ancient city an ancient forest
Existent or occurring in time long past, usually in remote ages; belonging to or associated with antiquity; old, as opposed to modern.
Example: an ancient author an ancient empire
(history) Relating to antiquity as a primarily European historical period; the time before the Middle Ages.
Experienced; versed.
adjective
Definitions
(properly) Of or relating to the epoch before written record.