noun
ferroelectric substance; ferroelectric
Technical term in physics for materials that exhibit spontaneous electric polarization that can be reversed by an external electric field.
チタン酸バリウムは代表的な強誘電体である。
Barium titanate is a typical ferroelectric substance.
Compound of 強 (strong), 誘電 (dielectric), and 体 (body/substance). The term is a modern technical coinage.