invaluable

Word family  noun valuables value values valuation valuer overvaluation ≠ undervaluation devaluation adjective valuable invaluable overvalued ≠ undervalued valueless valued verb value devalue overvalue ≠ undervalue

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++in·val·u·a·ble /ɪnˈvæljuəbəl, -jəbəl $ -ˈvæljəbəl/ ●○○ adjective  USEFULextremely useful 极有价值的invaluable to/for Your advice has been invaluable to us. 你的建议对我们非常宝贵。invaluable in/for (doing) something This help was invaluable in focussing my ideas. 这一帮助对于整理我的思绪很有益处。 The internet is an invaluable source of information. 因特网是十分有价值的信息来源。► see thesaurus at useful

Examples from the Corpus

invaluable• Contact with Western medical techniques proved invaluable, and the student doctors have benefited greatly.• This book has been invaluable as a source of teaching materials.• Improved sewage and water services were invaluable in preventing disease.• Martin's marketing expertise has been invaluable to our project.• Margaret's sensible suggestions have been invaluable to us.invaluable in/for (doing) something• Such small changes are invaluable in giving themes renewed vitality, while at the same time preserving unity.• It is proving invaluable in helping chambers set in place a proper system of administration in chambers.• Role models, as we have discussed, can be invaluable in helping you prepare your own road map.• Blom's fluent command of languages was invaluable in his work as a lexicographer.• And my new confidence was invaluable in making the sale.• Report generation using a stand alone microcomputer with a word-processing program has already proved invaluable in many company departments, including personnel.• Whichever curling method you choose, styling products are invaluable for setting hair beautifully.• The oxygen-carrying formulations could also be invaluable for the treatment of tumours and cardiovascular disease.From Longman Business Dictionaryinvaluablein‧val‧u‧a‧ble /ɪnˈvæljuəbəl, -jəbəl-ˈvæljəbəl/ adjective very useful indeedThe skills of executives are invaluable in dispute resolution.The reservation service is invaluable to overseas visitors with a limited knowledge of the area.

in·val·u·a·ble adjectiveChineseSyllable  

useful extremely Business Corpus

invaluable
in‧val‧u‧a‧ble /ɪnˈvæljuəbəl, -jəbəl $ -ˈvæljəbəl/ adjectiveextremely useful
    invaluable to/for
    Your advice has been invaluable to us.
    invaluable in/for (doing) something
    This help was invaluable in focussing my ideas.
    The internet is an invaluable source of information.
     

THESAURUS

■ very useful
   ▪ valuable very useful in helping you do something: His information was very valuable to the police. | The course was a valuable experience for me. | a valuable contribution
   ▪ invaluable extremely useful in helping you do something: His help was invaluable. | The drug could be invaluable for treating cancer patients. | an invaluable experience
   ▪ indispensable someone or something that is indispensable is so useful and important that you cannot do something without them: For walkers, a good compass is indispensable. | He became an indispensable part of the team. | an indispensable guide to travelling in Italy
   ▪ be great for something informal to be very useful for doing something: The bag is great for taking on holiday.

in·valu·ableBrE /ɪnˈvæljuəbl/ 🔊NAmE /ɪnˈvæljuəbl/ 🔊 adjectiveextremely useful 极有用的；极宝贵的 SYN valuable ◆invaluable information宝贵的信息◆~ to/for sb/sth The book will be invaluable for students in higher education. 这本书对于高校学生将有重大价值。🔊🔊◆~ in sth The research should prove invaluable in the study of children's language. 这项调查对于儿童语言的研究应极有价值。🔊🔊  ➡  compare valuable HELP Invaluable means 'very valuable or useful'. The opposite of valuable is valueless or worthless. * invaluable 表示十分宝贵或有用，反义词是 valueless 或 worthless。

army, artillery, battalion, command, defend, invade, officer, regiment, tactics, weapon