of or pertaining to the North or South Pole.

of or pertaining to the pole of any sphere, a magnet, an electric cell, etc.

opposite in character or action

The two have personalities that are polar.

capable of ionizing, as NaCl, HCl, or NaOH; electrolytic; heteropolar.

central; pivotal

the polar provision of the treaty.

analogous to the polestar as a guide; guiding

a polar precept.

adjective

tropic , tropical , same , similar

adjective

arctic , extreme , farthest , freezing , frigid , frozen , glacial , icy , north , south , terminal , antagonistic , antipodal , antipodean , antithetical , contradictory , contrary , converse , counter , diametric , reverse , boreal , frosty , gelid , wintry , antonymic , antonymous , diametrical , opposing , opposite