acetylene

noun
acet·​y·​lene | \ ə-ˈse-tᵊl-ən How to pronounce acetylene (audio) , -tᵊl-ˌēn \

Definition of acetylene

: a colorless gaseous hydrocarbon HC≡CH used chiefly in organic synthesis and as a fuel (as in welding and soldering)

Other Words from acetylene

acetylenic \ ə-​ˌse-​tᵊl-​ˈē-​nik How to pronounce acetylene (audio) , -​ˈe-​nik \ adjective

Examples of acetylene in a Sentence

Recent Examples on the Web Blair Adams, a Baltimore City Fire Department spokesperson, said fire officials believe there was acetylene, an extremely flammable gas, in the vehicle. Lilly Price, Baltimore Sun, 27 July 2022 This requires me to use an acetylene torch, which has been one of the more empowering tools to master during my PhD. Renée Zurui Wang, Washington Post, 14 June 2022 When, near the end, the Jets corner her and almost force a rape, her disgust cuts through the screen like an acetylene torch. Peter Rainer, The Christian Science Monitor, 9 Dec. 2021 Investigators found that some equipment Jacob used for welding was missing from the home’s garage, including an acetylene tank, which is a highly explosive gas that can be ignited by static electricity if confined in a small space. oregonlive, 19 Nov. 2021 Notable features include Lucas 'King of the Road' side lamps, small Lucas headlights, and a Ducellier acetylene generator. Josh Max, Forbes, 27 Oct. 2021 Welding or operating an acetylene or other torch with open flame is not allowed. Hayley Smith, Los Angeles Times, 14 July 2021 Using blasting, welding, or operating an acetylene or other torch with an open flame from 9 a.m. to 8 p.m. Audrey Jensen, The Arizona Republic, 5 July 2021 The Sun later said the blaze was started by a worker using an acetylene torch to repair an oil barge in the yard of the Chesapeake Marine Railway Co. at Philpot and Point streets. Jacques Kelly, baltimoresun.com, 24 Apr. 2021 See More

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

First Known Use of acetylene

1851, in the meaning defined above

History and Etymology for acetylene

borrowed from French acétylène, from acétyle acetyl + -ène -ene

Learn More About acetylene

Time Traveler for acetylene

Time Traveler

The first known use of acetylene was in 1851

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Dictionary Entries Near acetylene

acetylenation

acetylene

acetylene black

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Statistics for acetylene

Last Updated

9 Aug 2022

Cite this Entry

“Acetylene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acetylene. Accessed 11 Aug. 2022.

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More Definitions for acetylene

acetylene

noun
acet·​y·​lene | \ ə-ˈset-ᵊl-ən How to pronounce acetylene (audio) , -ᵊl-ˌēn How to pronounce acetylene (audio) \

Medical Definition of acetylene

: a colorless gaseous hydrocarbon HC≡CH made especially by the action of water on calcium carbide and used chiefly in organic synthesis and as a fuel (as in welding and soldering)

called also ethyne

Other Words from acetylene

acetylenic \ ə-​ˌset-​ᵊl-​ˈē-​nik How to pronounce acetylene (audio) , -​ˈen-​ik How to pronounce acetylene (audio) \ adjective

More from Merriam-Webster on acetylene

Nglish: Translation of acetylene for Spanish Speakers

Britannica English: Translation of acetylene for Arabic Speakers

Britannica.com: Encyclopedia article about acetylene

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