Definition of polars:
(adj) :
(geography) Of, relating to, measured from, or referred to a geographic pole (the North Pole or South Pole); within the Arctic or Antarctic circles.
(adj) :
Of or having a pole or polarity, as:
(adj) :
(space sciences) Of an orbit that passes over, or near, one of these poles.
(adj) :
(chemistry) Having a dipole; ionic.
(adj) :
(mathematics) Of a coordinate system, specifying the location of a point in a plane by using a radius and an angle.
(adj) :
(linguistics, of a question) Having but two possible answers, yes and no.