polar

adjective
/ˈpəʊ.lə/

Of or having a or polarity, as

Other meanings

Of, relating to, measured from, or referred to a geographic pole (the North Pole or South Pole); within the Arctic or Antarctic circles.
Of an orbit that passes over, or near, one of these poles.

Where this comes from

This definition is adapted from “polar” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.