un- Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “un-” in the English Dictionary

"un-" in American English

See all translations

un-prefix

 us   /ʌn/
used to ​add the ​meaning "not," "​lacking," or "the ​opposite of" to ​adjectives, ​adverbs, ​verbs, and ​nouns: unaided; unalterable; unaltered; unanticipated; unappreciated; unapproachable; unassigned; unassisted; unattainable; unbiased; uncommunicative; unconfined; unconvinced; uncultured; undefined; undiminished; uneconomical; unlicensed; unmodified; unmonitored; unmotivated; unobtainable; ​unpublished; ​unregulated; unrestricted; unrestrictive; unscheduled; unstressed; unstructured; unsustainable

UNnoun [U]

 us   /ˈjuˈen/
abbreviation forUnitedNations (= an ​internationalorganization that was ​established in 1945 to ​maintainworldpeace)
(Definition of un- from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of un-?
Add Cambridge dictionaries to your browser to your website

“un-” in British English

“un-” in American English

There, their and they’re – which one should you use?
There, their and they’re – which one should you use?
by ,
April 27, 2016
by Liz Walter If you are a learner of English and you are confused about the words there, their and they’re, let me reassure you: many, many people with English as their first language share your problem! You only have to take a look at the ‘comments’ sections on the website of, for example, a popular

Read More 

Word of the Day

planet

an extremely large, round mass of rock and metal, such as Earth, or of gas, such as Jupiter, that moves in a circular path around the sun or another star

Word of the Day

trigger warning noun
trigger warning noun
May 02, 2016
a warning that a subject may trigger unpleasant emotions or memories This is not, I should stress, an argument that trigger warnings should become commonplace on campus.

Read More