supercritical
adjective
su·per·crit·i·cal ˌsü-pər-ˈkri-ti-kəl 
: being or having a temperature above a critical temperature
supercritical fluid
Example Sentences
Recent Examples on the Web In its first commercial application, Battelle's technology uses a process called supercritical water oxidation, which involves heat, pressure and an oxidant to remove the threat in the PFAS carbon-fluorine bond. 
Mark Strassmann, CBS News, 7 Sep. 2022 Fry, also an associate professor in chemical engineering at BYU, is working in an adjacent building on a next-generation system that uses supercritical carbon-dioxide instead of a conventional steam boiler. Tim Fitzpatrick, The Salt Lake Tribune, 28 July 2022 Dindal notes that destruction of chemicals using supercritical water oxidation has been around since the 1980s, used by agencies like the Department of Defense for dealing with chemical agents and stockpiles. Jeff Kart, Forbes, 3 May 2022 Some dry-processing technologies have also been invented for dyeing and finishing textiles—plasma, supercritical CO2, foam, or ultrasonic technology—that would drastically reduce the industry’s reliance on boilers. Alden Wicker, Wired, 13 Nov. 2021 The supercritical carbon dioxide decaffeination method is similar to the direct solvent method except carbon dioxide is used as the solvent in this case, Clydesdale said. Ella Lee, USA TODAY, 21 Apr. 2019 There are three main decaffeination processes used to strip coffee beans of their buzz: water processing, the direct solvent method, and supercritical carbon dioxide decaffeination. Ella Lee, USA TODAY, 21 Apr. 2019 Compared with a shale well, which costs between $2 million and $6 million to produce 1,000 barrels of oil a day, $50 million for a supercritical water geothermal system is expensive. WSJ, 8 July 2021 During the supercritical startup stage of a company’s development, business leaders must manage through a time of high growth and tremendous potential, but often are lacking in resources and established norms that provide stability and consistency. Susan Alban, Fortune, 25 Aug. 2020 See More
Mark Strassmann, CBS News, 7 Sep. 2022 Fry, also an associate professor in chemical engineering at BYU, is working in an adjacent building on a next-generation system that uses supercritical carbon-dioxide instead of a conventional steam boiler. Tim Fitzpatrick, The Salt Lake Tribune, 28 July 2022 Dindal notes that destruction of chemicals using supercritical water oxidation has been around since the 1980s, used by agencies like the Department of Defense for dealing with chemical agents and stockpiles. Jeff Kart, Forbes, 3 May 2022 Some dry-processing technologies have also been invented for dyeing and finishing textiles—plasma, supercritical CO2, foam, or ultrasonic technology—that would drastically reduce the industry’s reliance on boilers. Alden Wicker, Wired, 13 Nov. 2021 The supercritical carbon dioxide decaffeination method is similar to the direct solvent method except carbon dioxide is used as the solvent in this case, Clydesdale said. Ella Lee, USA TODAY, 21 Apr. 2019 There are three main decaffeination processes used to strip coffee beans of their buzz: water processing, the direct solvent method, and supercritical carbon dioxide decaffeination. Ella Lee, USA TODAY, 21 Apr. 2019 Compared with a shale well, which costs between $2 million and $6 million to produce 1,000 barrels of oil a day, $50 million for a supercritical water geothermal system is expensive. WSJ, 8 July 2021 During the supercritical startup stage of a company’s development, business leaders must manage through a time of high growth and tremendous potential, but often are lacking in resources and established norms that provide stability and consistency. Susan Alban, Fortune, 25 Aug. 2020 See More Word History
First Known Use
1934, in the meaning defined above