Akademik

polarity
n. (pl. -ies)
1 the tendency of a lodestone, magnetized bar, etc., to point with its extremities to the magnetic poles of the earth.
2 the condition of having two poles with contrary qualities.
3 the state of having two opposite tendencies, opinions, etc.
4 the electrical condition of a body (positive or negative).
5 a magnetic attraction towards an object or person.

Useful english dictionary. 2012.