Definition of golden number in English:

golden number

Syllabification: gold·en num·ber

noun

The number showing a year’s place in the Metonic lunar cycle and used to fix the date of Easter for that year.
More example sentences
  • Tables had been brought into use in 530 in which each year was given a golden number indicating its place in the cycle, most possibly so named because they were marked in gold in medieval calendars.

Definition of golden number in:

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Word of the day hypnopompic
Pronunciation: ˌhɪpnə(ʊ)ˈpɒmpɪk
adjective
relating to the state immediately preceding waking up