noun
Usage: often capitalized G&A
: a period of great happiness, prosperity, and achievement:
a. : an idyllic state of nature held to have existed in the past and regarded as man's original condition
believes that mankind in their development down from the golden age are destined to degenerate — K.R.Popper
b. : a time of ideal perfection regarded as attainable in the future
a golden age of the human community is a distinct promise — Saturday Review
c. : the most flourishing period in the history of something : the time of highest achievement or greatest development
the golden age of the novel
the golden age of Spain
— compare silver age