ultramarin marine translations
ultramarin.online
nl noordpoolcirkel   cirkel langs 66°33' noorderbreedte, markeert de grens van de Arctis;
de nördlicher Polarkreis Kreis entlang 66°33' nördlicher Breite, markiert die Grenze der Arktis;
en North Pole Circle
Arctic Circle
the parallel of 66°33' north latitude which forms the southern margin of the Arctic zone and is at a distance from the North Pole equal to the obliquity of the ecliptic.
fr cercle polaire arctique  
es círculo polar ártico  
it circolo artico