The Collaborative International Dictionary
Supputation
Supputation \Sup`pu*ta"tion\, n. [L. supputatio: cf. F. supputation.] Reckoning; account. [Obs.]
Wiktionary
supputation
n. 1 (context obsolete English) A calculation or computation; the act of calculating or computing; reckon 2 (context obsolete English) A method or system of calculating or reckoning. 3 (context obsolete English) estimation; estimate; considered opinion. 4 (context rare English) A pruning or cutting of trees.