Definitions
1.nounThe line joining the points of contact of tangents drawn to meet a curve from a point called the pole of the line.
2.adjectiveOf or having a pole or polarity.
3.adjectiveOf, relating to, measured from, or referred to a geographic pole (the North Pole or South Pole); within the Arctic or Antarctic circles.
4.adjective(space sciences) Of an orbit that passes over, or near, one of these poles.
5.adjectiveHaving a dipole; ionic.
6.adjectiveOf a coordinate system, specifying the location of a point in a plane by using a radius and an angle.
7.adjective(of a question) Having but two possible answers, yes and no.