1

ultra

adjective ul·tra \ ˈəl-trə \
Updated on: 15 Nov 2017

Definition of ultra

: going beyond others or beyond due limit : extreme

Examples of ultra in a Sentence

  1. espouses a kind of ultra conservatism that even some members of his own party cannot support

Recent Examples of ultra from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ultra.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of ultra

ultra-


2

ultra

noun

Definition of ultra

: one that is ultra : extremist

Recent Examples of ultra from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ultra.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of ultra

ultra-


ultra-

prefix

Definition of ultra-

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
  • ultrabright
  • ultracareful
  • ultracasual
  • ultracautious
  • ultracheap
  • ultrachic
  • ultracivilized
  • ultraclean
  • ultracold
  • ultracommercial
  • ultracompact
  • ultracompetent
  • ultracompetitive
  • ultraconservatism
  • ultraconservative
  • ultracontemporary
  • ultraconvenient
  • ultracool
  • ultracritical
  • ultrademocratic
  • ultradense
  • ultradistance
  • ultradistant
  • ultradry
  • ultraefficient
  • ultraenergetic
  • ultraexclusive
  • ultraexpensive
  • ultrafamiliar
  • ultrafast
  • ultrafastidious
  • ultrafeminine
  • ultrafine
  • ultraglamorous
  • ultrahazardous
  • ultraheat
  • ultraheavy
  • ultrahigh
  • ultrahip
  • ultrahot
  • ultrahuman
  • ultraleft
  • ultraleftism
  • ultraleftist
  • ultraliberal
  • ultraliberalism
  • ultralightweight
  • ultralow
  • ultraluminous
  • ultramasculine
  • ultramilitant
  • ultraminiaturized
  • ultramodern
  • ultramodernist
  • ultranationalism
  • ultranationalist
  • ultranationalistic
  • ultraorthodox
  • ultrapatriotic
  • ultraphysical
  • ultraposh
  • ultrapowerful
  • ultrapractical
  • ultraprecise
  • ultraprecision
  • ultraprofessional
  • ultraprogressive
  • ultrapure
  • ultraquiet
  • ultraradical
  • ultrarapid
  • ultrarare
  • ultrarational
  • ultrarealism
  • ultrarealist
  • ultrarealistic
  • ultrarefined
  • ultrareliable
  • ultrareligious
  • ultrarespectable
  • ultrarevolutionary
  • ultrarich
  • ultraright
  • ultrarightist
  • ultraromantic
  • ultraroyalist
  • ultrasafe
  • ultrasecret
  • ultrasensitive
  • ultraserious
  • ultrasharp
  • ultrasimple
  • ultraslick
  • ultraslow
  • ultrasmall
  • ultrasmart
  • ultrasmooth
  • ultrasoft
  • ultrasophisticated
  • ultrathin
  • ultratiny
  • ultratraditional
  • ultravacuum
  • ultraviolence
  • ultraviolent
  • ultrawide

Origin and Etymology of ultra-

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


ULTRA Defined for English Language Learners

ultra-

prefix

Definition of ultra- for English Language Learners

  • : beyond : extremely : more than is usual

  • : beyond the range or limits of


ULTRA Defined for Kids

ultra

adjective ul·tra \ ˈəl-trə \

Definition of ultra for Students

: 1extreme 1
  • ultra plush chair

ultra-

prefix

Definition of ultra- for Students

1 : beyond in space : on the other side
  • ultraviolet
2 : beyond the limits of : super-
3 : beyond what is ordinary or proper

Learn More about ultra


Seen and Heard

What made you want to look up ultra? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

sticky or viscid

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!