capacitor

noun

ca·​pac·​i·​tor kə-ˈpa-sə-tər How to pronounce capacitor (audio)
: a device that is used to store electrical energy

Examples of capacitor in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Low-loss polypropylene capacitors are used for top-tier transparency, alongside low-inductance resistors. Mark Sparrow, Forbes, 1 Nov. 2024 As a teenager in the 1980s, my initial love of technology came from watching films like Back to the Future, where the infamous Doc Brown had the ingenuity to craft the flux capacitor, which made time travel possible. Michael Hicks, Forbes, 10 Oct. 2024 The process starts with solar panels that collect and store energy in capacitors. New Atlas, 5 Oct. 2024 The action cuts to a pit mine where workers using hand tools extract coltan (columbite-tantalite), a mineral used to create the tantalum capacitors that power devices like our mobile phones, personal computers, and cameras. Ruby Thélot, Artforum, 1 Oct. 2024 See all Example Sentences for capacitor 

Word History

First Known Use

1925, in the meaning defined above

Time Traveler
The first known use of capacitor was in 1925

Dictionary Entries Near capacitor

Cite this Entry

“Capacitor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/capacitor. Accessed 21 Nov. 2024.

Kids Definition

capacitor

noun
ca·​pac·​i·​tor kə-ˈpas-ət-ər How to pronounce capacitor (audio)
: a device for storing electric charge

called also condenser

Medical Definition

capacitor

noun
ca·​pac·​i·​tor kə-ˈpas-ət-ər How to pronounce capacitor (audio)
: a device giving capacitance and usually consisting of conducting plates or foils separated by thin layers of dielectric (as air or mica) with the plates on opposite sides of the dielectric layers oppositely charged by a source of voltage and the electrical energy of the charged system stored in the polarized dielectric

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