Definition of fumigation noun from the Oxford Advanced Learner's Dictionary

 

fumigation

 noun
noun
BrE BrE//ˌfjuːmɪˈɡeɪʃn//
 
; NAmE NAmE//ˌfjuːmɪˈɡeɪʃn//
 
[uncountable, countable]
 
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the use of special chemicals, smoke or gas to destroy the harmful insects or bacteria in a place