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English Fox - English Dictionary
Meaning of
oligocene
in English
oligocene
#uncommon
Definitions
Noun
the
earliest
epoch
of
the
Tertiary
period
,
from
33
.
9
to
23
.
03
million
years
ago
Adjective
relating
to
or
denoting
the
earliest
epoch
of
the
Tertiary
period
