American English

Definition of dissipate verb from the Oxford Advanced American Dictionary



    (formal)Verb Forms present simple I / you / we / they dissipate
    he / she / it dissipates
    past simple dissipated
    -ing form dissipating
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  1. 1[intransitive, transitive] to gradually become or make something become weaker until it disappears Eventually, his anger dissipated. dissipate something Her laughter soon dissipated the tension in the air.
  2. 2[transitive] dissipate something to waste something, such as time or money, especially by not planning the best way of using it synonym squander
See the Oxford Advanced Learner's Dictionary entry: dissipate