ultra

adjective

ˈəl-trə How to pronounce ultra (audio)
Definition of ultranext
as in extreme
being very far from the center of public opinion espouses a kind of ultra conservatism that even some members of his own party cannot support

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of ultra The pilot has a 4K ultra-high-definition screen in the cockpit instead, which re-creates the outside view digitally. — Jacopo Prisco, CNN Money, 6 Aug. 2026 Its ultra-low-latency HyperSpeed Wireless tech ensures pixel-precise tracking during intense matches, while Bluetooth mode extends battery life up to an astounding 535 hours. — Juhi Wadia, PC Magazine, 5 Aug. 2026 The condo’s listing price is on par with a new ultra-luxury development on the island, The Mansions at Fisher Island. — Catherine Odom, Miami Herald, 5 Aug. 2026 The partners have yet to secure permits, meaning the ultra-luxury transformation will take several years to finalize. — Wendy Bowman, Robb Report, 5 Aug. 2026 See All Example Sentences for ultra
Recent Examples of Synonyms for ultra
  1. extreme
  2. radical
  3. rabid
  4. revolutionary
Adjective
  • To an outsider, and in isolation, some of these habits may not seem so extreme—Reddit peptides excepted.
    — Tori Latham, Robb Report, 8 Aug. 2026
  • North of the border, in British Columbia, hundreds more homes were lost this week, and 15,000 people are currently under evacuation, with extreme fire weather conditions predicted to worsen in the coming days.
    — John Vaillant, Time, 8 Aug. 2026
Definition of extreme
Adjective
  • For Schoenbrun, though, Kris’s professional setback is an opportunity for her artistic and personal renewal, in the form of radical independence.
    — Richard Brody, New Yorker, 31 July 2026
  • But recent years have seen a radical shift, as Indian designers are making their presence felt on the global stage.
    — CNN Money, CNN Money, 30 July 2026
Definition of radical
Adjective
  • Veterinarians are urging pet owners to vaccinate their animals against rabies after a housecat in Pleasanton tested positive for rabies in June, apparently after being bitten by a rabid bat.
    — Grant Stringer, Mercury News, 31 July 2026
  • Two men, born 40 years apart nearly to the day, growing up in the same part of the country, both inspiring rabid fans while trying to keep a low profile.
    — Steven Zeitchik, HollywoodReporter, 28 July 2026
Definition of rabid
Adjective
  • Invisasox are made with a revolutionary gel heel grip mesh design that keeps the sock on better than any other no show sock -- guaranteed to stay on.
    — ABC News, ABC News, 10 Aug. 2026
  • His office walls are full of samurai swords and revolutionary art, and his desk is littered with Zyn cans and sugar-free Dr Peppers.
    — Josh Eells, Rolling Stone, 9 Aug. 2026
Definition of revolutionary

Phrases Containing ultra

Browse Nearby Words

ultimatums
ultra
ultrabright
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Cite this Entry

“Ultra.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultra. Accessed 10 Aug. 2026.

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More from Merriam-Webster on ultra

Britannica.com: Encyclopedia article about ultra

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