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

But in the near term there are more practical uses, such as cooling materials to ultra-low temperatures, medical research, and neutron detection. — Eric Berger, ArsTechnica, 26 Aug. 2026

Pair with a set of ultra-thin taper candles for ultimate ambience. — Kate McGregor, Architectural Digest, 26 Aug. 2026

Its dual 10 Gbps WAN/LAN ports unlock multi-gigabit fiber connections and high-speed NAS setups, while Multi-Link Operation (MLO) allows devices to use multiple bands simultaneously for ultra-low latency streaming and AR/VR gaming. — Juhi Wadia, PC Magazine, 25 Aug. 2026

Works once regarded as marginal or difficult have been transformed into ultra-expensive trophies as wealthy collectors compete for a limited supply of canonical art. — George Nelson, ARTnews.com, 25 Aug. 2026

Phrases Containing ultra

• ne plus ultra