American English

Definition of senescence noun from the Oxford Advanced American Dictionary

 

senescence

 noun
noun
NAmE//sɪˈnɛsns//
 
[uncountable] (formal)
 
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the process of becoming old and showing the effects of being old
NAmE//sɪˈnɛsnt//
 
adjective
See the Oxford Advanced Learner's Dictionary entry: senescence