acetylene

noun

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acet·y·lene | \ ə-ˈse-tᵊl-ən

, -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)

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Examples of acetylene in a Sentence

Recent Examples on the Web Where electricity was not available, the city used gas acetylene tanks to illuminate warning traffic safety signs. — Jacques Kelly, baltimoresun.com, "Baltimore traffic once depended on a system of homemade signals," 19 Oct. 2019 But putting shaped clay in a kiln is less risky than the local artist’s current project: applying an acetylene torch to paper. — Mark Jenkins, Washington Post, "In the galleries: Some art is sultry, while other pieces are smoky," 19 July 2019 The Warped Perception folks experiment with using isopropyl alcohol and acetylene as fuels instead of gas, and the engine clearly doesn't care too much for those. — Avery Thompson, Popular Mechanics, "See-Through Engine Shows You the Marvel That Is Internal Combustion," 16 Jan. 2017 Authorities initially said the explosion had been caused by a truck carrying acetylene, another extremely flammable compound, that had been entering a different facility near the Shenghua plant. — Josh Chin, WSJ, "Chemical Leak From State-Owned Factory Caused Deadly China Blast," 30 Nov. 2018 Other products made at the plant include PVC resins, caustic soda, hydrochloric acid, oxygen, chlorine, dissolved acetylene, coated kettle agent, water treatment chemicals and new building materials, according to the company website. — Christopher Bodeen, The Seattle Times, "22 dead in blast outside northern China chemical plant," 28 Nov. 2018 According to Lexington Battalion Chief Jason Wells, the incident occurred as a result of a truck and a trailer with an acetylene tank exploding in the building. — Erin Corbett, Fortune, "Officials Investigate Explosion at Kentucky UPS Freight Hub," 30 May 2018 Investigators determined that the fire in a basement at 113 W. Main St. during construction was sparked by an acetylene cutting torch that ignited material nearby. — Grace Schneider, The Courier-Journal, "Whiskey Row owners sue contractor and insurer over refusal to pay $2.5M in fire damages," 19 Feb. 2018 Although some gases, such as acetylene and ethylene, have been spotted on Titan, Malaska said the conditions aren't right for that process to form the labyrinths. — Nola Taylor Redd, Fox News, "Mysterious mazes streak Saturn's moon Titan," 13 June 2017

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.

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Last Updated

23 Nov 2019

Cite this Entry

“Acetylene.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/acetylene. Accessed 9 December 2019.

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More Definitions for acetylene

acetylene

noun

English Language Learners Definition of acetylene

: a gas that burns with a very hot flame which is used to melt and connect pieces of metal

See the full definition for acetylene in the English Language Learners Dictionary

acetylene

noun

acet·y·lene | \ ə-ˈset-ᵊl-ən

, -ᵊl-ˌēn

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