Definition of: polarity

(pō·lar′ə·tē) noun
1. The quality of having opposite poles.
2. Physics That quality of a body by which it exhibits certain properties related to a line of direction through its mass, the properties at one end of this line being of opposite or contrasting nature to the properties at the other end, as in a magnet.
3. The quality of being attracted to one pole and repelled from the other.