ultra-
/ˈʌltɹə/
ultra- prefix: greater than normal quantity or importance, as in ultrasecret.
Prefix
ultra-
- Greater than normal quantity or importance, as in ultrasecret.
- Beyond, on the far side of, as in ultraviolet.
- Synonyms:
- trans-
- Beyond, outside of, as in ultraterrestrial.
- Excessively, to an extreme, as in ultramicroscopic.
- In order to grant the rich these pleasures, the social contract is reconfigured. […] The public realm is privatised, the regulations restraining the ultra-wealthy and the companies they control are abandoned, and Edwardian levels of inequality are almost fetishised.2013 May 17, George Monbiot, “Money just makes the rich suffer”, in The Guardian Weekly, volume 188, number 23, page 19
- Intensely, extremely, or exceptional
Synonyms of ultra-
Antonyms
Origin of ultra-
Borrowed from Latin ultrā (“beyond”).
Words formed from ultra-
- ultra-scalable
Questions about ultra-
- What does ultra- mean?
- Ultra- means greater than normal quantity or importance, as in ultrasecret.
- What part of speech is ultra-?
- Ultra- is a prefix.
- How do you pronounce ultra-?
- Ultra- is pronounced /ˈʌltɹə/.
Words near ultra- in the dictionary
Source and license
Adapted from Wiktionary: ultra- (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-ultra-.wav.
Cite this entry: “ultra-.” Word.ws, https://word.ws/ultra-. Based on Wiktionary, CC BY-SA 4.0.
