octane

noun

oc·​tane ˈäk-ˌtān How to pronounce octane (audio)
1
: any of several isomeric liquid alkanes C8H18
2

Examples of octane in a Sentence

an octane rating of 90
Recent Examples on the Web The notion of heritage provided comfort for some, while others embraced surrealism and more high octane designs in collections which reflected a desire to escape. Alice Pfeiffer, CNN, 3 Oct. 2024 Fans are waiting for this high octane action spectacle which has been shot by Rohit Shetty with an ensemble cast of Bollywood’s biggest stars. Naman Ramachandran, Variety, 27 Sep. 2024 Performing as part of a dance duo known as Pat and Cat, with Patrick Allen, Glover won over the audience with their high octane moves. Abid Rahman, The Hollywood Reporter, 25 Sep. 2024 Perfectly imperfect High octane glamour was dialled right down, too. Scarlett Conlon, CNN, 24 Sep. 2024 See all Example Sentences for octane 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'octane.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1867, in the meaning defined at sense 1

Time Traveler
The first known use of octane was in 1867

Dictionary Entries Near octane

Cite this Entry

“Octane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/octane. Accessed 5 Nov. 2024.

Kids Definition

octane

noun
oc·​tane ˈäk-ˌtān How to pronounce octane (audio)
1
: any of several liquid chemical compounds containing 8 carbon atoms and 18 hydrogen atoms
2
: a number that is used to measure the antiknock characteristics of gasoline with a higher number indicating a smaller chance of knocking

More from Merriam-Webster on octane

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