ultra

1 of 3

adjective

ul·​tra ˈəl-trə How to pronounce ultra (audio)
: going beyond others or beyond due limit : extreme

ultra

2 of 3

noun

: one that is ultra : extremist

ultra-

3 of 3

prefix

1
: beyond in space : on the other side : trans-
ultraviolet
2
: beyond the range or limits of : transcending : super-
ultramicroscopic
3
: beyond what is ordinary, proper, or moderate : excessively : extremely
ultramodern

Examples of ultra in a Sentence

Adjective espouses a kind of ultra conservatism that even some members of his own party cannot support
Recent Examples on the Web
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.
Adjective
That was followed in 2019 by an ultra low emission zone (ULEZ), which only charges £12.50 to drivers of specific vehicles that don’t meet emissions standards when inside the coverage area; Transport for London previously estimated 90% of vehicles wouldn’t need to pay. Nicole Kobie, Forbes, 7 Mar. 2025 The onetime Victoria’s Secret Angel and her real estate broker hubby have filed a lawsuit against Miami Beach’s ultra exclusive Fisher Island Club after getting booted out in January. Madeleine Marr, Miami Herald, 4 Mar. 2025
Noun
Update February 27th: Ahead of its international launch on Sunday, March 2nd, the Xiaomi 15 ultra has now been officially unveiled in China. Janhoi McGregor, Forbes, 27 Feb. 2025 At full time, the defeat earned the players a public rebuke from the travelling ultras. Sebastian Stafford-Bloor, The Athletic, 21 Jan. 2025 See All Example Sentences for ultra

Word History

Etymology

Adjective

ultra-

Noun

ultra-

Prefix

Latin, from ultra beyond, adverb & preposition, from *ulter situated beyond — more at ulterior

First Known Use

Adjective

1818, in the meaning defined above

Noun

1819, in the meaning defined above

Time Traveler
The first known use of ultra was in 1818

Browse Nearby Words

Cite this Entry

“Ultra.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultra. Accessed 13 Mar. 2025.

Kids Definition

ultra

1 of 2 adjective
ul·​tra
ˈəl-trə
: going beyond others : extreme

ultra-

2 of 2 prefix
1
: beyond : exceeding the range or limits of
ultraviolet
2
: more than is usual
ultramodern
Etymology

Prefix

derived from Latin ultra "beyond"

More from Merriam-Webster on ultra

Last Updated: - Updated example sentences
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