plasma torch


: a device that heats a gas by electrical means to form a plasma for high-temperature operations (such as melting metal)

Example Sentences

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

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'plasma torch.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of plasma torch was in 1959

Dictionary Entries Near plasma torch

Cite this Entry

“Plasma torch.” Dictionary, Merriam-Webster, Accessed 3 Dec. 2022.

Last Updated: - Updated example sentences
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