high-octane

adjective

high-oc·​tane ˈhī-ˈäk-ˌtān How to pronounce high-octane (audio)
Synonyms of high-octanenext
1
: having a high octane number and hence good antiknock properties
high-octane gasoline
2
: very powerful, strong, or effective
high-octane football
high-octane coffee

Examples of high-octane in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The editorial fails to mention the availability and widespread use of high-octane spirits at the United Center during shows. Chicago Tribune, 31 Jan. 2026 Taking us back in time, Projecto Global brings together political and societal insight with suspense and high-octane action. Georg Szalai, HollywoodReporter, 30 Jan. 2026 The high-octane system and what Billy Donovan extracts from players like Tre Jones and Jalen Smith ends up creating too high a floor to avoid the Play-In. The Athletic Nba Staff, New York Times, 30 Jan. 2026 Gaga's high-octane return to form could eke out a win, but many of the other singles in this category made a bigger splash. Jason Lamphier, Entertainment Weekly, 30 Jan. 2026 See All Example Sentences for high-octane

Word History

First Known Use

1931, in the meaning defined at sense 1

Time Traveler
The first known use of high-octane was in 1931

Browse Nearby Words

Cite this Entry

“High-octane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-octane. Accessed 3 Feb. 2026.

Kids Definition

high-octane

adjective
: having a high octane number and therefore good antiknock properties
high-octane gasoline

More from Merriam-Webster on high-octane

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