: 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.
Even the smallest components — like resistors and capacitors, which are critical to controlling electrical currents in smartphones — often have winding production journeys that cross multiple borders numerous times before final assembly.—Steven Dudash, Forbes.com, 30 Apr. 2025 Selling his leftover parts, Stordahl found an untapped market of engineers, students and hobbyists who wanted to buy just a handful of capacitors or circuits from what could be a reel of 1,000 or 5,000.—Alina Selyukh, NPR, 24 Apr. 2025 Commonwealth Fusion Systems Besides manpower, fusion projects need a huge amount of materials, such as high power magnets, specific metals, capacitors and power semiconductors.—Katie Tarasov, CNBC, 16 Mar. 2025 In the 1940s and ’50s, room-sized mainframe computers relied on thousands of vacuum tubes, resisters, capacitors and more.—Gerui Wang, Forbes, 28 Feb. 2025 See All Example Sentences for capacitor
: 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
Share