You searched for: “diamagnetic
diamagnetic
1. Relating to a substance that is repelled by a magnet.
2. A reference to a class of substances; such as, bismuth and copper, whose permeability is less than that of a vacuum.

In a magnetic field, their induced magnetism is in a direction opposite to that of iron.

This entry is located in the following units: dia-, di- (page 5) -etic, -etics (page 6) magnet-, magneto- + (page 1)