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Capacitor Meaning: Definition, Examples, and Translations

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capacitor

[kəˈpæsɪtər ]

Definition

Context #1 | Noun

electrical component

A capacitor is an electronic component that stores and releases electrical energy in a circuit. It is typically composed of two conductive plates separated by an insulating material known as a dielectric. Capacitors are used in various applications, including filtering, energy storage, and power supply smoothing. Their ability to charge and discharge quickly makes them essential in many electronic devices, such as radios and power converters.

Synonyms

condenser, storage device.

Examples of usage

  • The capacitor in the circuit helps to stabilize voltage.
  • We need a capacitor to reduce noise in the audio signal.
  • Capacitors are essential components in power supply circuits.

Translations

To see the translation, please select a language from the options available.

Origin of 'capacitor'

The term 'capacitor' originates from the word 'capacity,' reflecting the component's ability to store electric charge. This term was first used in the early 19th century when scientists began to understand the principles of electricity and the role of electrostatic induction. The earliest form of capacitor was the Leyden jar, invented in the1745, which allowed for the temporary storage of electric charge. As technology advanced, the need for more efficient and durable capacitors grew, leading to the development of various types, including ceramic, electrolytic, and film capacitors. Today, capacitors are fundamental to electronic circuit design and are integral in applications ranging from small consumer electronics to large industrial systems.

Word Frequency Rank

Ranked #10,999, this word falls into high-advanced vocabulary. It appears less frequently but is valuable for expressing precise meanings in specific contexts.