supercritical

adjective

su·​per·​crit·​i·​cal ˌsü-pər-ˈkri-ti-kəl How to pronounce supercritical (audio)
: being or having a temperature above a critical temperature
supercritical fluid

Examples of supercritical in a Sentence

Recent Examples on the Web
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Victor, director of the Laboratory on International Law and Regulation at the University of California, San Diego, refers to China's investments in nuclear power and supercritical coal combusion, and to its concerted drive to improve energy efficiency. IEEE Spectrum, 20 Jan. 2011 Aiming for supercritical conditions is key to attaining power densities consistent with fossil fuels. New Atlas, 23 Feb. 2025 This is subjected to a supercritical drying process to remove the solution – and what's left behind is a silver foam that has a thousandth of the density of normal silver. David Szondy, New Atlas, 15 Jan. 2025 In that case, China might increase its exports of supercritical coal power plants, a kind of coal power plant that is cleaner than the outdated models used in many emerging economies, and claim to be financing clean energy projects that way. Varun Sivaram, Foreign Affairs, 20 Dec. 2016 See All Example Sentences for supercritical

Word History

First Known Use

1934, in the meaning defined above

Time Traveler
The first known use of supercritical was in 1934

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Cite this Entry

“Supercritical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supercritical. Accessed 25 Mar. 2025.

Last Updated: - Updated example sentences
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