piezoelectricity
Technical term for the electric charge that accumulates in certain solid materials in response to applied mechanical stress.
水晶は圧電気を示す代表的な物質です。
Quartz is a typical material that exhibits piezoelectricity.
Compound of 圧 (あつ, 'pressure') + 電気 (でんき, 'electricity'), a calque of English 'piezoelectricity' (from Greek piezein 'to press').