Synonyms of ultra

ultra

adjective

ˈəl-trə 

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

• extreme
• radical
• rabid
• revolutionary
• fanatic
• extremist
• violent
• subversive
• revolutionist
• wild
• reactionary

Antonyms & Near Antonyms

• conservative
• moderate
• traditional
• conventional
• middle-of-the-road
• temperate
• nonrevolutionary
• unrevolutionary
• progressive
• orthodox
• liberal

Example Sentences

Recent Examples of ultra

The team also developed a risk-prevention and emergency-response system for ultra-deep-water drilling. — Sujita Sinha, Interesting Engineering, 28 Sep. 2026

Melt-In-Your-Mouth Chicken Mayonnaise, one of the South’s favorite ingredients, is the secret to ultra-tender chicken breasts in this easy-to-make recipe that only takes 15 minutes of active prep time, plus a 30-minute spin in the oven. — Kimberly Holland, Southern Living, 27 Sep. 2026

Once named one of Oprah's Favorite Things, the Dream Jersey Crew Neck Lounge Set is cut from an ultra-soft, breathable jersey that gets softer with every wash. — ABC News, 26 Sep. 2026

While the ultra-high end of the Swiss watch industry is thriving, business and profits in the broader industry are on the decline. — Robert Frank, CNBC, 26 Sep. 2026

Phrases Containing ultra

• ne plus ultra