Decimo, decimas, penult. cor. decimâre. To tithe: to take the tenth parte.Decimare legiones.Liu.To punishe or put to death the tenth man of enerie legion.
Decimus, pen. cor. Adiect. siue Decumus, vt apud antiquos scribebatur. Plaut.The tenth.Hora diei decima.Cic. Pars decuma. Cic.
Lewis and Short: Latin dictionary
dĕcĭmo or dĕcŭmo, āvi, ātum, 1, v. a. [decimus]. I.To select by lot every tenth man for punishment, to decimate (postAug., although the practice itself occurs as early as 283 A. U. C.; v. Liv. 2, 59 fin.), Suet. Galb. 12: cohortes, id. Aug. 24: cohortium militem, Frontin. Strat. 4, 1, 37 al.— Absol., Suet. Calig. 48.—II.To cause to pay tithes, to collect tithes from a person. —Pass.: et Levi decimatus est, Vulg. Hebr. 7, 9.—III.To select the tenth part as an offering, to pay tithes of anything, Fest. p. 237, 25 Müll.; Vulg. Matth. 23, 23.—Hence, dĕcŭmātus, a, um, P. a., selected, excellent, choice: honestas, Symm. Ep. 3, 49 and 51.—Sup.: juvenis, id. ib. 8, 16.