As an adjective prehistoric
is of relating to the epoch before written record.
As a noun palaeoclimatology is
the scientific study of prehistoric climate of the Earth.
prehistoric
English
(Prehistory)
Adjective
(
en adjective)
Of relating to the epoch before written record.
Nonmodern.
Related terms
* prehistory
* prehistorically
palaeoclimatology
English
Noun
(-)
The scientific study of prehistoric climate of the Earth.