ultra-
Also found in: Thesaurus, Medical, Acronyms.
ultra-
(word root) on the far side of, beyondExamples of words with the root ultra-: ultraviolet, ultrasound
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
ultra-
pref.
1. Beyond; on the other side of: ultraviolet.
2. Beyond the range, scope, or limit of: ultrasonic.
3. Far beyond the normal or proper degree of: ultraconservative.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ultra-
prefix
1. beyond or surpassing a specified extent, range, or limit: ultramicroscopic.
2. extreme or extremely: ultramodern.
[from Latin ultrā beyond; see ultra]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ul•tra
(ˈʌl trə)adj., n., pl. -tras. adj.
1. going beyond what is usual or ordinary; excessive; extreme.
n. 2. an extremist, as in politics, religion, or fashion.
[1815–25; independent use of ultra-]
ultra-
a prefix occurring orig. in loanwords from Latin, with the basic meaning “on the far side of, beyond.” In relation to the base to which it is prefixed, ultra- has the senses “located beyond, on the far side of” (ultramontane; ultraviolet), “carrying to the furthest degree possible, on the fringe of” (ultraleft; ultramodern), “extremely” (ultralight); nouns to which it is added denote objects, properties, etc., that surpass customary norms, or instruments designed to produce or deal with such things (ultramicroscope; ultrasound; ultrastructure).
[< Latin ultrā (adv. and preposition) on the far side (of), beyond]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
ultra-
prefix extremely, excessively, fanatically, radically, rabidly, immoderately an ultra-ambitious executive
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
Translations
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
ultra-
pref → ultra-;ultraconservative
adj → erzkonservativ, ultrakonservativ
ultrafashionable
adj → ultramodern, supermodisch
ultrahigh frequency
n → Ultrahochfrequenz f
ultra-left-wing
adj (Pol) → ultralinke(r, s)
ultralight
adj materials etc → ultraleicht
n (Aviat) → Ultraleichtflugzeug nt
ultramarine
n → Ultramarin nt
adj → ultramarin(blau)
ultramodern
adj → ultra- or hypermodern
ultramontane
adj (Eccl) → ultramontan
ultra-right-wing
adj (Pol) → ultrarechte(r, s)
ultrashort wave
n → Ultrakurzwelle f
ultrasound
ultrasound picture
n → Ultraschallbild nt → or -aufnahme f
ultrasound scan
n → Ultraschalluntersuchung f
untrasound scanner
n → Ultraschallgerät nt
ultraviolet
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
ultra-
(altrə)1. beyond, as in ultraviolet.
2. very or excessively. He's ultra-cautious when he drives a car.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.