eth·​ane | \ ˈe-ˌthān How to pronounce ethane (audio) , British usually ˈē- \

Definition of ethane

: a colorless odorless gaseous alkane C2H6 found in natural gas and used as a fuel

Examples of ethane in a Sentence

Recent Examples on the Web For 112 days, about 100,000 tons of methane, ethane and other chemicals poured into the air, forcing more than 8,000 families to flee their homes. Los Angeles Times, 27 Sep. 2021 Titan’s surface is so cold — minus 290 degrees Fahrenheit — that any water there is frozen as hard as rock, although there are extensive lakes of methane and ethane. NBC News, 23 Aug. 2021 Other molecules — methane, ethane, water, carbon dioxide, carbon monoxide — can also be present, allowing for interesting molecules (like hydrogen cyanide) to form where multiple species existed initially. Ethan Siegel, Forbes, 25 June 2021 Based on their calculations, the sea appears to comprise about 70 percent liquid methane, 16 percent liquid nitrogen and 14 percent liquid ethane at a temperature of −182 degrees Celsius. Sid Perkins, Scientific American, 23 Apr. 2021 Scientists are fiercely curious about these features, and now new calculations plumb the impressive depths of Titan's largest sea, Kraken Mare—a frigid blend of methane, ethane and nitrogen. Sid Perkins, Scientific American, 23 Apr. 2021 Crude oil can be converted into naphtha, and gas converted into ethane, which are processed at sprawling industrial compounds into ethylene and plastic resins, then used to create consumer goods like grocery bags and single-use water bottles. Kate Aronoff, The New Republic, 4 Sep. 2020 Those lakes and seas are filled with liquid methane and ethane. Alex Fox, Smithsonian Magazine, 19 June 2020 Cassini also found odd-shaped storms in Saturn’s atmosphere, and material like carbon, methane, ethane, and nitrogen in the atmosphere of Saturn’s largest moon, Titan. Shannon Stirone, Wired, 16 May 2020

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

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First Known Use of ethane

1866, in the meaning defined above

History and Etymology for ethane

International Scientific Vocabulary, from ethyl

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Last Updated

12 Oct 2021

Cite this Entry

“Ethane.” Dictionary, Merriam-Webster, Accessed 15 Oct. 2021.

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More Definitions for ethane


eth·​ane | \ ˈeth-ˌān, British ˈē-ˌthān \

Medical Definition of ethane

: a colorless odorless gaseous alkane C2H6 found in natural gas and used especially as a fuel

More from Merriam-Webster on ethane

Nglish: Translation of ethane for Spanish Speakers Encyclopedia article about ethane


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