Callippic cycle

[ kuh-lip-ik ]
/ kəˈlɪp ɪk /

noun Astronomy.

a period equal to four Metonic cycles less one day, proposed by Callippus to correct the Metonic cycle.

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Origin of Callippic cycle

First recorded in 1690–1700
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020