computus

== English == === Alternative forms === compotus, conpotus === Etymology === Borrowed from Latin computus. Doublet of conto and count. === Noun === computus (countable and uncountable, plural computi) 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. 1987, Bruce Eastwood, 5: Plinian astronomical diagrams in the early Middle Ages, Edward Grant, John Emery Murdoch, Mathematics and Its Applications to Science and Natural Philosophy in the Middle Ages, page 149, This computus also contains only one completed Plinian diagram, that for the planetary harmonic intervals. ==== Related terms ==== compute computist === See also === almanac == Latin == === Alternative forms === compotus, conpotus === Etymology === From computō. === Noun === computus m (genitive computī); second declension (Late Latin) computation, calculation bank account ==== Declension ==== Second-declension noun. ==== Descendants ==== === References === “computus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press "computus", in Charles du Fresne du Cange, Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887) “computus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.