un

or 'un

[ uhn ]

/ ən /

pronoun Dialect.

one: young uns; He's a bad un.

Definition for un (2 of 4)

or U.N.

abbreviation

United Nations (def. 1).

Definition for un (3 of 4)

un-¹

a prefix meaning “not,” freely used as an English formative, giving negative or opposite force in adjectives and their derivative adverbs and nouns (unfair; unfairly; unfairness; unfelt; unseen; unfitting; unformed; unheard-of; un-get-at-able), and less freely used in certain other nouns (unrest; unemployment).

Compare un-².

Origin of un-

Middle English un-, on-,Old English; cognate with Dutch on-,Gothic, German un-,Old Norse ū-, ō-; akin to Latin in-,Greek an-, a-.See a-⁶, an-¹, in-³

synonym study for un-

See in-³.

Definition for un (4 of 4)

un-²

a prefix freely used in English to form verbs expressing a reversal of some action or state, or removal, deprivation, release, etc. (unbend; uncork; unfasten, etc.), or to intensify the force of a verb already having such a meaning (unloose).

Compare un-¹.

Origin of un-

Middle English, Old English un-, on-; cognate with Gothic and-,Dutch ont-,German ent-; akin to Latin ante,Greek antí;cf. ante-, anti-

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for un (1 of 4)

'un

un

/ (ən) /

pronoun

a spelling of one that's a big 'un

usage for 'un

This spelling is intended to reflect a dialectal or informal pronunciation

British Dictionary definitions for un (2 of 4)

abbreviation for

United Nations

British Dictionary definitions for un (3 of 4)

un-¹

prefix

(freely used with adjectives, participles, and their derivative adverbs and nouns: less frequently used with certain other nouns) not; contrary to; opposite ofuncertain; uncomplaining; unemotionally; untidiness; unbelief; unrest; untruth

Word Origin for un-

from Old English on-, un-; related to Gothic on-, German un-, Latin in-

British Dictionary definitions for un (4 of 4)

un-²

prefix forming verbs and verbal derivatives

denoting reversal of an action or stateuncover; untangle

denoting removal from, release, or deprivationunharness; unman; unthrone

(intensifier)unloose

Word Origin for un-

from Old English un-, on-; related to Gothic and-, German ent-, Latin ante

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for un

un-

pref.

Not:unmyelinated.

单词	un
释义	un or 'un [ uhn ] / ən / pronoun Dialect. one: young uns; He's a bad un. Definition for un (2 of 4) UN or U.N. abbreviation United Nations (def. 1). Definition for un (3 of 4) un-¹ a prefix meaning “not,” freely used as an English formative, giving negative or opposite force in adjectives and their derivative adverbs and nouns (unfair; unfairly; unfairness; unfelt; unseen; unfitting; unformed; unheard-of; un-get-at-able), and less freely used in certain other nouns (unrest; unemployment). Compare un-². Origin of un- ¹ Middle English un-, on-,Old English; cognate with Dutch on-,Gothic, German un-,Old Norse ū-, ō-; akin to Latin in-,Greek an-, a-.See a-⁶, an-¹, in-³ synonym study for un- See in-³. Definition for un (4 of 4) un-² a prefix freely used in English to form verbs expressing a reversal of some action or state, or removal, deprivation, release, etc. (unbend; uncork; unfasten, etc.), or to intensify the force of a verb already having such a meaning (unloose). Compare un-¹. Origin of un- ² Middle English, Old English un-, on-; cognate with Gothic and-,Dutch ont-,German ent-; akin to Latin ante,Greek antí;cf. ante-, anti- Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for un (1 of 4) 'un un / (ən) / pronoun a spelling of one that's a big 'un usage for 'un This spelling is intended to reflect a dialectal or informal pronunciation British Dictionary definitions for un (2 of 4) UN abbreviation for United Nations British Dictionary definitions for un (3 of 4) un-¹ prefix (freely used with adjectives, participles, and their derivative adverbs and nouns: less frequently used with certain other nouns) not; contrary to; opposite ofuncertain; uncomplaining; unemotionally; untidiness; unbelief; unrest; untruth Word Origin for un- from Old English on-, un-; related to Gothic on-, German un-, Latin in- British Dictionary definitions for un (4 of 4) un-² prefix forming verbs and verbal derivatives denoting reversal of an action or stateuncover; untangle denoting removal from, release, or deprivationunharness; unman; unthrone (intensifier)unloose Word Origin for un- from Old English un-, on-; related to Gothic and-, German ent-, Latin ante Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for un un- pref. Not:unmyelinated. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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