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.
Stellar industrial design, great build quality, and high-octane silicone make this a top choice, especially for this price. K. Thor Jensen, PC Magazine, 24 Apr. 2026 Oryn, the high-octane Chinese speciality restaurant blends Cantonese and Sichuan flavors with nightclub energy—moody lighting, a DJ booth, and a bar that whispers promises of an after-hours mischief. Condé Nast, Condé Nast Traveler, 23 Apr. 2026 Matching his high-octane offense with SC’s recruiting prowess and location in Southern California was supposed to get the Trojans back to the top of the college football world. Ian Miller Outkick, FOXNews.com, 22 Apr. 2026 The guitarist kept gigging, earning extra money by working as a roadie for the Spencer Davis Group, the high-octane R&B outfit featuring a teenage Steve Winwood on keyboard and guitar. Stephen Thomas Erlewine, Rolling Stone, 21 Apr. 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 2 May. 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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster