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.
And lastly, Valdez threw two-plus ticks harder than Suárez in 2025, and that’s huge in today’s high-octane game. Eno Sarris, New York Times, 19 Feb. 2026 In a selfie video, Klum styled her signature long blonde hair in an effortless blowout with face-framing curtain bangs, showing off an iridescent high-octane blue and purple eyeshadow look. Lara Walsh, InStyle, 17 Feb. 2026 The 89 points were the fewest the Celtics’ high-octane offense has generated all season. Kristian Winfield, New York Daily News, 8 Feb. 2026 After a possible murder shatters shatters the lives of three women in a decades-long friendship, Imperfect Women kicks off into a high-octane thriller that is sure to keep us guessing until its final minute. Kathleen Newman-Bremang, Refinery29, 4 Feb. 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 23 Feb. 2026.

Kids Definition

high-octane

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

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