ultra-
Prefix meaning extreme
Ultra- is a prefix meaning beyond, extreme, or exceeding normal limits.
It attaches to adjectives and nouns to intensify them: ultramodern, ultrasound, ultraviolet, ultra-thin.
In political contexts, ultra- suggests radical or extreme positions: ultranationalist, ultraconservative.
As a standalone noun or adjective, ultra describes someone holding extreme views or, in sports, races beyond standard marathon distance.
Extremely elevated degree
- ultrathinExtremely minimal thickness
- ultrapureCompletely free of contaminants
- ultracoldExtremely low in temperature
- ultrahotExtremely high temperature
ultrabright · ultraclean · ultrahard · ultrastrong · ultralarge
Extreme devotee of one's country
- ultrarightExtreme political conservatism
- ultraleftExtreme leftist political stance
- ultraorthodoxExtremely strict in belief
- hardlinerStrict policy advocate
extremist · radical · fundamentalist · reactionary · dogmatist · ideologue · purist · zealot
Low-power, wide-spectrum transmission
- ultraportableExceptionally easy to carry
- ultracapacitorHigh-density electrical storage component
- ultraprocessedExtensively manufactured food products
- cutting-edgeAt innovation's forefront
next-generation · state-of-the-art · nanoscale · miniaturized · advanced · high-tech
Exceeding standard lavishness
- ultraexclusiveAccessible to almost none
- ultrawealthyPossessing extreme financial resources
- bespokeMade to individual specifications
- eliteSuperior select group
rarefied · platinum · concierge · VIP · penthouse · yacht · private jet · Michelin
Race longer than 26.2 miles
- ultrarunningEndurance racing beyond marathons
- ultrarunnerDistance athlete beyond marathons
- aid stationTemporary medical facility
- DNFFailed to complete
cutoff · pacer · crew · elevation gain · hydration pack
ultrahigh
Extremely elevated degree
- ultrathinExtremely minimal thickness
- ultrapureCompletely free of contaminants
- ultracoldExtremely low in temperature
ultrahot · ultrabright · ultraclean · ultrahard · ultrastrong · ultralarge
ultranationalist
Extreme devotee of one's country
- ultrarightExtreme political conservatism
- ultraleftExtreme leftist political stance
- ultraorthodoxExtremely strict in belief
hardliner · extremist · radical · fundamentalist · reactionary · dogmatist · ideologue · purist · zealot · intransigent
ultrawideband
Low-power, wide-spectrum transmission
- ultraportableExceptionally easy to carry
- ultracapacitorHigh-density electrical storage component
- ultraprocessedExtensively manufactured food products
cutting-edge · next-generation · state-of-the-art · nanoscale · miniaturized · advanced · high-tech
ultraluxury
Exceeding standard lavishness
- ultraexclusiveAccessible to almost none
- ultrawealthyPossessing extreme financial resources
- bespokeMade to individual specifications
elite · rarefied · platinum · concierge · VIP · penthouse · yacht · private jet · Michelin · couture
ultramarathon
Race longer than 26.2 miles
- ultrarunningEndurance racing beyond marathons
- ultrarunnerDistance athlete beyond marathons
- aid stationTemporary medical facility
DNF · cutoff · pacer · crew · elevation gain · hydration pack
- prenatal ultrasoundImaging of developing fetus
- ultraviolet lightRadiation past violet
- ultraviolet raysInvisible high-frequency solar emission
- ultra richExtreme wealth holders
- ultrasound screeningDiagnostic imaging via sound waves
- ultrasound machineDevice using sound waves for imaging
ultra, ultrasound, ultramodern, ultramarine, ultraviolet, ultrasonic, ultralight, ultraconservative, ultrarich