動詞「reduce」の定義、画像、発音と使用法

reduce verb - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com Oxford logo Toggle navigation Redeem Upgrade Help Sign in Dictionaries Dictionaries home English American English Academic Collocations German-English Grammar Grammar home Practical English Usage Learn & Practise Grammar (Beta) Word Lists Word Lists home My Word Lists Topics Recent additions Resources Resources home Text Checker Sign in Dictionaries Dictionaries home English American English Academic Collocations German-English Grammar Grammar home Practical English Usage Learn & Practise Grammar (Beta) Word Lists Word Lists home My Word Lists Topics Recent additions Resources Resources home Text Checker Redeem Upgrade Help TOP English English American English Academic English Collocations Practical English Usage German-English English-German English American English Enter search text Definition of reduce verb from the Oxford Advanced Learner's Dictionary reduce verb OPAL W OPAL S /rɪˈdjuːs/ /rɪˈduːs/ Verb Forms present simple I / you / we / they reduce /rɪˈdjuːs/ /rɪˈduːs/ he / she / it reduces /rɪˈdjuːsɪz/ /rɪˈduːsɪz/ past simple reduced /rɪˈdjuːst/ /rɪˈduːst/ past participle reduced /rɪˈdjuːst/ /rɪˈduːst/ -ing form reducing /rɪˈdjuːsɪŋ/ /rɪˈduːsɪŋ/ Idioms Phrasal Verbs jump to other results [transitive, intransitive] to make something less or smaller in size, quantity, price, etc.; to become less or smaller in size, quantity, etc. reduce something Reduce speed now (= on a sign) . Giving up smoking reduces the risk of heart disease. to reduce costs/numbers a reduced rate/price They will require car makers to reduce emissions of carbon dioxide by 30%. reduce something by something Costs have been reduced by 20% over the past year. reduce something from something to something The number of employees was reduced from 40 to 25. reduce something to something The skirt was reduced to £10 in the sale. reduce in something Towards the coast, the hills gradually reduce in size. The number of search engines has reduced substantially over the last few years. Extra Examples Legislation progressively reduced the number of situations in which industrial action could be taken. Pollution from the works has been reduced by 70 per cent. The price is reduced from 99 cents to 85 cents. The risks must be reduced to the absolute minimum. We need to reduce the speed slightly. The program aims to reduce or eliminate pesticides. This could greatly reduce the number of injuries suffered. She is trying to reduce the amount of time she spends away from home. Regulating traffic will reduce the accident rate significantly. Many studios sell ten cards for a reduced rate. Yoga can help reduce stress levels. It was a tough decision to reduce the size of the workforce. The police will be given more resources to reduce violent crime. Topics Change, cause and effect a2 , Shopping a2 , Money a2 Oxford Collocations Dictionary adverb considerably dramatically drastically … verb + reduce aim to attempt to seek to … preposition by in from … phrases an attempt to reduce something an effort to reduce something measures to reduce something … See full entry [transitive, intransitive] reduce (something) if you reduce a liquid or a liquid reduces , you boil it so that it becomes less in quantity [intransitive] (North American English, informal) to lose weight by limiting the amount and type of food that you eat a reducing plan [transitive] reduce something ( chemistry ) to add one or more electrons to a substance or to remove oxygen from a substance compare oxidize Word Origin late Middle English: from Latin reducere , from re- ‘back, again’ + ducere ‘bring, lead’. The original sense was ‘bring back’ ; this led to ‘bring to a different state’, then ‘bring to a simpler or lower state’ (hence sense (2)); and finally ‘diminish in size or amount’ (sense (1), dating from the late 18th cent.). Idioms reduced circumstances the state of being poorer than you were before. People say ‘ living in reduced circumstances ’ to avoid saying ‘ poor ’ . Phrasal Verbs reduce to reduce to doing See reduce in the Oxford Advanced American Dictionary See reduce in the Oxford Learner's Dictionary of Academic English Check pronunciation: reduce Other results All matches reduce to reduce to doing reduce something to something reduce somebody/something (from something) to (doing) something Phrasal verbs reduce something to something reduce somebody/something (from something) to (doing) something Nearby words red tape noun red-top noun reduce verb reduce to phrasal verb reduce to doing phrasal verb elapse verb From the Topic Time C2 Oxford Learner's Dictionaries Word of the Day