arctic_circle has definitions from the field of geography
1
[ noun ] (geography) a line of latitude south of the north pole

Used in print

(James Boylan, "Mutinity"...)

Nearly twenty-five years before , Captain_John_Davis had noted , as he sailed near the Arctic_Circle , `` a very great gulf , the water whirling and roaring , as_it_were the meeting of tides '' .

Related terms

polar_circle

*