vague year

noun

Definition of vague year

: a year of 365 days used by the ancient Egyptians before the Roman conquest

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History and Etymology for vague year

probably so called from the fact that in a cycle of 1507 vague years any date in it passed through all the seasons

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“Vague year.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vague%20year. Accessed 25 Jan. 2021.

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