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capacitance

American  
[kuh-pas-i-tuhns] / kəˈpæs ɪ təns /

noun

Electricity.
  1. the ratio of an impressed charge on a conductor to the corresponding change in potential.

  2. the ratio of the charge on either conductor of a capacitor to the potential difference between the conductors.

  3. the property of being able to collect a charge of electricity. C


capacitance British  
/ kəˈpæsɪtəns /

noun

  1. the property of a system that enables it to store electric charge

  2. a measure of this, equal to the charge that must be added to such a system to raise its electrical potential by one unit

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

capacitance Scientific  
/ kə-păs′ĭ-təns /
  1. A measure of the ability of a configuration of materials to store electric charge. In a capacitor, capacitance depends on the size of the plates, the type of insulator, and the amount of space between the plates. Most electrical components display capacitance to some degree; even the spaces between components of a circuit have a natural capacitance. Capacitance is measured in farads.

  2. Compare inductance


Other Word Forms


Etymology

Origin of capacitance

First recorded in 1905–10; capacit(y) + -ance


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

This not only creates more room for components but also shortens wiring distances, reducing parasitic capacitance and significantly increasing communication bandwidth between different parts of a chip.

From Science Daily ● May 30, 2026

When lactate binds to the sensor, it causes a change in the electrical signal -- or quantum capacitance -- of the carbon foam.

From Science Daily ● May 22, 2024

This allowed them to measure two characteristics; internal resistance, which measures how much electrical current is impeded while trying to move through a battery, and capacitance, which is the ability to store electrical energy.

From Science Daily ● Feb. 6, 2024

This small value for the capacitance indicates how difficult it is to make a device with a large capacitance.

From Textbooks ● Aug. 12, 2015

He stood up and placed a finger on a capacitance switch.

From The Standardized Man by Stephen Bartholomew

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