Meaning of CAPACITOR in English

CAPACITOR

"An electrical device which serves to store electricity or electrical energy. It has three essential parts: two electrical conductors, which are usually metal plates, separated and insulated by the third part called the ""dielectric."" The plates are charged with equal amounts of positive and negative electrical charges, respectively. This is a ""physical"" storage of electricity as compared with the ""chemical"" storage in a battery. "

Electrochemistry English dictionary.      Английский словарь электрохимии.