Wiktionary
n. (context physics English) the state of being a north or south pole; the magnetic equivalent of electric charge
Usage examples of "magnetic polarity".
Only, to find the phenomena from which to read the absolute characteristics of the two sides of the magnetic polarity, we must not turn to the body of man but to that of the earth, one of whose characteristics it is to be as much the bearer of a magnetic field as of gravitational and levitational fields.
McNeile maintained that the castiron body of a porcelain tub confused the spine's natural attempts to return to its correct magnetic polarity.
McNeile maintained that the cast-iron body of a porcelain tub confused the spine's natural attempts to return to its correct magnetic polarity.
McKenna's gaze was drawn back as if by magnetic polarity to the contents of the briefcase.
Suddenly the needle pegged and then shot to the other side of the dial as the sensor passed over the magnetic polarity from positive to negative.