from Wiktionary, Creative Commons Attribution/Share-Alike
License    • n. One of a race of people in Greek mythology
living in the extreme north, beyond the north wind.   • n. Any
person living in a northern country, or to the north.   • adj.
Pertaining to the extreme north of the earth, or (usually
jocular) to a specific northern country or area.   Late Latin
hyperboreanus, cognate with classical Latin hyperboreus; the
Greek word was Ύπερβορεος, i.e. ύπερ + βορειος ‘northern’.
(Wiktionary)