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capacitor JUST WRITTEN FOR YOU

/kəˈpæsɪtər/ · cap-a-ci-tor
noun
  1. An electronic component capable of storing electrical energy in an electric field; especially one consisting of two conductors separated by a dielectric. The capacitor in the circuit helped to filter out unwanted frequencies.
  2. A device that stores electrical energy in a magnetic field. The capacitor in the generator helped to smooth out the voltage output.

Synonyms

Did you know? The first capacitor was invented by the German physicist Ewald Georg von Kleist in 1745, using a Leyden jar to store electrical charge.
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Jul 15, 2026