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plasma torch
noun
: a device that heats a gas by electrical means to form a plasma for high-temperature operations (such as melting metal)
Examples of plasma torch in a Sentence
Recent Examples on the Web
Helming is betting on plasma torch technology that heats rock to about 6,000 degrees Celsius, blasting it to smithereens, as the solution.
—Wired, 13 Aug. 2022
Rival company Petra also aims to bore through tough rock using the power of heat, though with a thermal cutting device that uses a superheated fluid rather than with a plasma torch.
—Wired, 13 Aug. 2022
The company first tested cutting through rock with a plasma torch in an industrial park in Oakland, California in 2018.
—Khari Johnson, Wired, 9 Dec. 2021
Tesla cofounder Ian Wright joined the company about a year ago to work on energy consumption for powering a plasma torch but started moving the team away from the plasma-torch approach.
—Khari Johnson, Wired, 9 Dec. 2021
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Word History
First Known Use
1959, in the meaning defined above
Dictionary Entries Near plasma torch
Cite this Entry
“Plasma torch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plasma%20torch. Accessed 3 Dec. 2024.
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