golden age
US /ˈɡoʊl.dən ˌeɪdʒ/
UK /ˈɡoʊl.dən ˌeɪdʒ/
1.
a period of great peace, prosperity, and happiness
:
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The 1950s are often considered the golden age of Hollywood.
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We are living in a golden age of technological innovation.
a period of great peace, prosperity, and happiness