oc·​tane | \ ˈäk-ˌtān How to pronounce octane (audio) \

Definition of octane

1 : any of several isomeric liquid alkanes C8H18

Examples of octane in a Sentence

an octane rating of 90
Recent Examples on the Web And at that moment on Tuesday, one of the game’s most dangerous players had him in a high-octane fight. New York Times, "For Djokovic in Australia, a Complicated Road Has a Familiar Destination," 19 Feb. 2021 Evans is most known for writing and directing 2011's The Raid: Redemption and its sequel, 2014's The Raid 2, both high-octane actioners featuring the martial arts skills of international movie star Iko Uwais. Nick Romano, EW.com, "Tom Hardy to star in Netflix action-thriller from The Raid director Gareth Evans," 19 Feb. 2021 The high-octane Chiefs failed to score a touchdown, and Mahomes finished 26-49, with 270 yards and two interceptions. Sean Gregory, Time, "The Pandemic Super Bowl, Naturally, Was Rough To Watch," 8 Feb. 2021 Instead, Alabama averaged almost 50 points, a school record, with Jones leading the high-octane attack. Usa Today Sports, USA TODAY, "The case for each of the four Heisman Trophy finalists," 6 Jan. 2021 Davis showcased his versatility and the depth of the Gators high-octane attack during a Nov. 7 win against Georgia. Edgar Thompson, orlandosentinel.com, "UF tailback Malik Davis’ versatility boosts Gators' offense," 13 Nov. 2020 Working without standout running back Gi'Bran Payne (ankle), the Lancers' offense continued its high-octane attack through quarterback Zach Branam. Shelby Dermer, The Enquirer, "Cincinnati, Ohio high school football: La Salle rolls through Winton Woods for regional crown," 7 Nov. 2020 Several executives overcame working-mother guilt by taking sabbaticals from their high-octane positions. Joann S. Lublin, WSJ, "How Women Can Ditch the Guilt When Juggling Careers and Family," 7 Feb. 2021 This hearing will be about high-octane legal concepts, some of which might zoom over the heads of non-lawyers. Maria Puente, USA TODAY, "Bill Cosby's lawyers to attempt to get his sex-crime conviction overturned at high court hearing," 30 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'octane.' 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 octane

1867, in the meaning defined at sense 1

History and Etymology for octane

International Scientific Vocabulary

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Statistics for octane

Last Updated

25 Feb 2021

Cite this Entry

“Octane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/octane. Accessed 2 Mar. 2021.

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English Language Learners Definition of octane

: a chemical in petroleum that is used to rate the quality of different kinds of gasoline

More from Merriam-Webster on octane

Britannica.com: Encyclopedia article about octane

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