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English definition of “dissipate”


verb [I/T]  /ˈdɪs·əˌpeɪt/ us  
to disappear gradually, or to cause something to disappear gradually: [T] It took months of effort to dissipate the oil spill in the North Sea.
noun [U]  /ˌdɪs·əˈpeɪ·ʃən/ us  
(Definition of dissipate from the Cambridge Academic Content Dictionary © Cambridge University Press)
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