HYPERBO'REAN, adjective [Latin hyperboreus; Gr. beyond, and the north.]
1. Northern; belonging to or inhabiting a region very far north; most northern.
2. Very cold; frigid.
HYPERBO'REAN, noun An inhabitant of the most northern region of the earth. The ancients gave this denomination to the people and places to the northward of the Scythians, people and regions of which they had little or no knowledge. The Hyperboreans then are the Laplanders, the Samoiedes, and the Russians near the White Sea.