Browse English–Chinese (Traditional) Dictionary - U, u ... Uzi - Cambridge Dictionary AI Assistant Dictionary Translate Grammar Thesaurus +Plus Cambridge Dictionary +Plus Games Cambridge Dictionary +Plus My profile +Plus help Log out {{userName}} Cambridge Dictionary +Plus My profile +Plus help Log out Log in / Sign up English (UK) 1 ? true : false } }), searchAutoComplete.changeToLayoutContainer(); tap:AMP.setState({ stateSearch: { autocomplete: stateSearch.dataset != 'wordlists' && stateSearch.term.length 1 } })" / English–Chinese (Traditional) 1) ? '/autocomplete/amp?dataset=' + stateSearch.dataset + '&q=' + stateSearch.term : 'https://'" 0 && stateHdr.searchDesk ? 'pa pdd chac-sb tc-bd bw hbr-20 hbss lpt-25' : 'hdn'" {{word}} {{#beta}} Beta{{/beta}} {{#preferredDictionaries}} {{^selected}} {{name}} {{/selected}} {{/preferredDictionaries}} Words starting with u in the English–Chinese (Traditional) Dictionary 0–9 a b c d e f g h i j k l m n o p q r s t u v w x y z Or, browse the Cambridge Dictionary index U, u ... ultimate ultimately ... umbra umbrage ... unanswerable unanswered ... unbecoming unbeknownst ... unceasing unceasingly ... unconditional unconditionally ... undated undaunted ... underbrush undercarriage ... underpay underpin ... underwrite underwriter ... unelected unemotional ... unfavourable unfavourably ... ungovernable ungrammatical ... unimpeded unimportant ... unity universal ... unlooked-for unlovable ... unnaturally unnecessarily ... unpretentious unprincipled ... unrelentingly unreliable ... unsee unseeded ... unstoppable unstressed ... untitled unto ... unwisely unwitting ... upheaval uphill ... upsilon upskill ... urethral stricture urge ... USP USS ... Uzbekistan Uzi {{#randomImageQuizHook.filename}} {{#randomImageQuizHook.isQuiz}} Test your vocabulary with our fun image quizzes Try a quiz now {{/randomImageQuizHook.isQuiz}} {{^randomImageQuizHook.isQuiz}} {{/randomImageQuizHook.isQuiz}} {{/randomImageQuizHook.filename}} Word of the Day comfort zone UK Your browser doesn't support HTML5 audio /ˈkʌm.fət ˌzəʊn/ US Your browser doesn't support HTML5 audio /ˈkʌm.fɚt ˌzoʊn/ a situation in which you feel comfortable and in which your ability and determination are not being tested About this AI Assistant Facebook Instagram X © Cambridge University Press & Assessment 2026 Learn Learn Learn New Words Help In Print Word of the Year 2021 Word of the Year 2022 Word of the Year 2023 Word of the Year 2024 Word of the Year 2025 Develop Develop Develop Dictionary API Double-Click Lookup Search Widgets License Data About About About Accessibility Cambridge English Cambridge University Press & Assessment Consent Management Cookies and Privacy Corpus Terms of Use AI Terms of Use Facebook Instagram X © Cambridge University Press & Assessment 2026 {{#displayLoginPopup}} Cambridge Dictionary +Plus Learn more with +Plus Sign up for free and get access to exclusive content: Free word lists and quizzes from Cambridge Tools to create your own word lists and quizzes Word lists shared by our community of dictionary fans Sign up now or Log in Cambridge Dictionary +Plus Learn more with +Plus Create word lists and quizzes for free Sign up now or Log in {{/displayLoginPopup}} {{#displayClassicSurvey}} {{/displayClassicSurvey}} Cambridge Dictionary +Plus My profile +Plus help Log out AI Assistant Dictionary Definitions Clear explanations of natural written and spoken English English Learner’s Dictionary Essential British English Essential American English Translations Click on the arrows to change the translation direction. 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Sign up or Log in My word lists Add ${headword} to one of your lists below, or create a new one. {{#verifyErrors}} {{message}} {{/verifyErrors}} {{^verifyErrors}} {{#message}} {{message}} {{/message}} {{^message}} Something went wrong. {{/message}} {{/verifyErrors}} 5 && !stateSidebarWordList.expended) ? 195 : (stateSidebarWordListItems.length * 39)" [src]="stateSidebarWordListItems" {{name}} 5 && !stateSidebarWordList.expended) ? 'hao hp lmt-25' : 'hdn'" More Go to your word lists {{#verifyErrors}} {{message}} {{/verifyErrors}} {{^verifyErrors}} {{#message}} {{message}} {{/message}} {{^message}} Something went wrong. {{/message}} {{/verifyErrors}} Tell us about this example sentence: The word in the example sentence does not match the entry word. The sentence contains offensive content. Cancel Submit Thanks! 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