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 European Union and the United States took one ultra-laborious step forward in ratifying their bilateral trade deal in late June. — Kate Nishimura, Footwear News, 23 July 2026

Americo Rodrigues, who works in finance in New York City, belongs to Equinox, Barry’s and the Program, a workout group in the city started by the ultra-fit entertainment mogul Strauss Zelnick. — Nathaniel Meyersohn, CNN Money, 23 July 2026

The team will create advanced microelectronics capable of operating at ultra-low temperatures using superconducting materials. — Georgina Jedikovska, Interesting Engineering, 23 July 2026

The brand’s ultra-soft and smooth fabrics are unparalled, which is reason enough to cop a bunch of under-$100 Vuori pieces from Nordstrom’s Anniversary Sale. — Katie Decker-Jacoby, StyleCaster, 22 July 2026

Phrases Containing ultra

• ne plus ultra