noun
non-magnetic material; non-magnetic body
Technical term used in physics and engineering to describe substances that are not magnetic.
非磁性体は磁石に引き寄せられない。
Non-magnetic materials are not attracted to magnets.
磁性体 refers to magnetic materials, the opposite of 非磁性体.
Compound of 非 (non-) + 磁性 (magnetism) + 体 (body/substance).