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

 

putrefaction

 noun
noun
BrE BrE//ˌpjuːtrɪˈfækʃn//
 
; NAmE NAmE//ˌpjuːtrɪˈfækʃn//
 
[uncountable](formal)
 
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the process of decaying, especially that of a dead body The smell was awful. Putrefaction had already set in. Word Origin late Middle English: from Old French, or from late Latin putrefactio(n-), from putrefacere ‘make rotten’, from puter, putr- ‘rotten’.
See the Oxford Advanced American Dictionary entry: putrefaction