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

     

    diffuse

     verb
    verb
    BrE BrE//dɪˈfjuːz//
     
    ; NAmE NAmE//dɪˈfjuːz//
     
    Verb Forms present simple I / you / we / they diffuse
    BrE BrE//dɪˈfjuːz//
     
    ; NAmE NAmE//dɪˈfjuːz//
     
    he / she / it diffuses
    BrE BrE//dɪˈfjuːzɪz//
     
    ; NAmE NAmE//dɪˈfjuːzɪz//
     
    past simple diffused
    BrE BrE//dɪˈfjuːzd//
     
    ; NAmE NAmE//dɪˈfjuːzd//
     
    past participle diffused
    BrE BrE//dɪˈfjuːzd//
     
    ; NAmE NAmE//dɪˈfjuːzd//
     
    -ing form diffusing
    BrE BrE//dɪˈfjuːzɪŋ//
     
    ; NAmE NAmE//dɪˈfjuːzɪŋ//
     
     
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  1. 1[transitive, intransitive] diffuse (something) (formal) to spread something or become spread widely in all directions The problem is how to diffuse power without creating anarchy. Technologies diffuse rapidly.
  2. 2 [intransitive, transitive] diffuse (something) (specialist) if a gas or liquid diffuses or is diffused in a substance, it becomes slowly mixed with that substance
  3. 3[transitive] diffuse something (formal) to make light shine less brightly by spreading it in many directions The moon was fuller than the night before, but the light was diffused by cloud.
  4. Word Origin late Middle English: from Latin diffus- ‘poured out’, from the verb diffundere, from dis- ‘away’ + fundere ‘pour’; the adjective via French diffus or Latin diffusus ‘extensive’, from diffundere.
See the Oxford Advanced American Dictionary entry: diffuse

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