superconductor

noun

su·​per·​con·​duc·​tor ˌsü-pər-kən-ˈdək-tər How to pronounce superconductor (audio)
plural superconductors
: a substance that exhibits no electrical resistance : a substance exhibiting superconductivity
Add a layer of aluminum oxide to a crystal made of neatly stacked soccer-ball shaped carbon molecules known as buckyballs, and the result is a superconductor that effortlessly carries electricity at relatively warm temperatures.—Kenneth Chang

Examples of superconductor 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.
Using superconductors, the Supertorquer creates a magnetic field that can be adjusted in strength and direction relative to Earth’s natural magnetic field. — Alex Knapp, Forbes.com, 28 Aug. 2026 When the cavity starts talking to the superconductor One clue proved especially important. — Rupendra Brahambhatt, Interesting Engineering, 22 Aug. 2026 Using modified versions of microfabrication processes developed for classical computing, researchers assemble tiny circuits made of metals like aluminum and niobium that become superconductors when cooled to very low temperatures. — Ben Brubaker, Quanta Magazine, 19 Aug. 2026 Both of those projects are predicated on using high-temperature superconductors to generate an extremely powerful magnetic field that will allow the company to build a smaller reactor, and thus get things done faster. — ArsTechnica, 9 June 2026 See All Example Sentences for superconductor

Word History

First Known Use

1913, in the meaning defined above

Time Traveler
The first known use of superconductor was in 1913

Rhymes for superconductor

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Browse Nearby Words

superconductivity
superconductor
superconfident
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Cite this Entry

“Superconductor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/superconductor. Accessed 1 Sep. 2026.

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