computus

Noun

Meaning

The calculation of the date of Easter in the Christian calendar.

(historical) A book of tables for calculating dates of astronomical events and moveable feasts.

Related terms

Examples

As heirs to the Irish monastic tradition, Columbanus and his monks used a version of Bishop Augustalis 's 84-year computus for determining the date of Easter ( Quartodecimanism ), whereas the Franks had adopted the Victorian cycle of 532 years. Source: Internet

The large number of surviving manuscripts of The Reckoning of Time, copied to meet the Carolingian requirement that all priests should study the computus, indicates that many, if not most, priests were exposed to the idea of the sphericity of the Earth. Source: Internet

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