A term used to describe a material,
like aluminum, that is unaffected by magnetic fields. It is the opposite of ferromagnetic, which refers to materials
like iron that are influenced by magnetic fields.
person: "I tried sticking a magnet to this aluminum plate, but it didn't budge at all."
Mehdi: "Well, that's because aluminum is alumagnetic—it doesn't
get affected by magnetic fields
like iron does."