n a time period when some activity or skill was at its peak
n any period (sometimes imaginary) of great peace and prosperity and happiness
n (classical mythology) the first and best age of the world, a time of ideal happiness, prosperity, and innocence; by extension, any flourishing and outstanding period
n any of several shrubby herbs or subshrubs of the genus Chrysopsis having bright golden-yellow flower heads that resemble asters; throughout much of United States and into Canada