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Definition of concentrate verb from the Oxford Advanced Learner's Dictionary

concentrate

verb
 
/ˈkɒnsntreɪt/
 
/ˈkɑːnsntreɪt/
Verb Forms
present simple I / you / we / they concentrate
 
/ˈkɒnsntreɪt/
 
/ˈkɑːnsntreɪt/
he / she / it concentrates
 
/ˈkɒnsntreɪts/
 
/ˈkɑːnsntreɪts/
past simple concentrated
 
/ˈkɒnsntreɪtɪd/
 
/ˈkɑːnsntreɪtɪd/
past participle concentrated
 
/ˈkɒnsntreɪtɪd/
 
/ˈkɑːnsntreɪtɪd/
-ing form concentrating
 
/ˈkɒnsntreɪtɪŋ/
 
/ˈkɑːnsntreɪtɪŋ/
Phrasal Verbs
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  1. [intransitive, transitive] to give all your attention to something and not think about anything else
    • I can't concentrate with all that noise going on.
    • concentrate on something I struggled to concentrate on my job because I was worried about my son.
    • concentrate on doing something He tried to concentrate on reading his book but couldn't.
    • concentrate something Nothing concentrates the mind better than the knowledge that you could die tomorrow (= it makes you think very clearly).
    • concentrate something on something After 1926 she concentrated her energies on her medical practice.
    • concentrate something on doing something I decided to concentrate all my efforts on finding somewhere to live.
    Extra Examples
    • I tried to work but I found I couldn't concentrate.
    • I was tired and couldn't concentrate properly.
    • He was sitting at his desk concentrating hard.
    • She tried to concentrate, but her thoughts kept drifting back to the day before.
    • We were told to concentrate on a black dot in the middle of the screen.
    • We're concentrating even harder on giving quality service this year.
    Oxford Collocations Dictionaryadverb
    • hard
    • intensely
    • intently
    verb + concentrate
    • be unable to
    • cannot
    • be difficult to
    preposition
    • on
    See full entry
  2. [transitive] concentrate something + adv./prep. to bring something together in one place
    • Power is largely concentrated in the hands of a small elite.
    • We need to concentrate resources on the most run-down areas.
    • Fighting was concentrated around the towns to the north.
    • Never concentrate the heat in one place for too long.
    Extra Examples
    • These jobs are disproportionately concentrated in the service sector.
    • Their client list is heavily concentrated in Europe.
    • Singapore has a much smaller and more geographically concentrated population than Australia.
    • Most of the country's industry is concentrated in the north.
  3. [transitive] concentrate something (specialist) to increase the strength of a substance by reducing its volume, for example by boiling it synonym reduce
  4. Word Originmid 17th cent. (in the sense ‘bring towards a centre’): Latinized form of concentre, fromcon- ‘together’ + centrum ‘centre’ or from French concentrer ‘to concentrate’. Sense (1) dates from the early 20th cent.
See concentrate in the Oxford Advanced American DictionarySee concentrate in the Oxford Learner's Dictionary of Academic English
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adjective
 
 
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