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English definition of “middle age”

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middle age

noun [U] uk   us  
the period of your life, usually considered to be from about 45 to 60 years old, when you are no longer young, but are not yet old: Once you reach middle age, you have to be sensible about your health.
Translations of “middle age”
in Chinese (Traditional) 中年(通常指45歲至60歲之間)…
in Chinese (Simplified) 中年(通常指45岁至60岁之间)…
(Definition of middle age from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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