noun
Leyden jar
Historical electrical device; a type of early capacitor. Used in physics and history of science contexts.
ライデン瓶は、静電気を蓄える初期の装置です。
The Leyden jar is an early device for storing static electricity.
From Dutch 'Leidse fles' (Leyden jar), named after the city of Leiden where it was invented. The Japanese term uses 瓶 (bottle/jar) for 'fles'.