Definition of longevity noun from the Oxford Advanced American Dictionary

 

longevity

 noun
noun
NAmE//lɑnˈdʒɛvət̮i//
 
, NAmE//lɔnˈdʒɛvət̮i//
 
[uncountable](formal)
 
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long life; the fact of lasting a long time We wish you both health and longevity. He prides himself on the longevity of the company.
See the Oxford Advanced Learner's Dictionary entry: longevity