in-dēbĭtus, a, um, adj.,
I that is not owed , not due (poet. and post-class.): non indebita posco, I ask nothing that is not due to me , Verg. A. 6, 66: praemia, Ov. H. 16, 9. — Subst.: indēbĭtum , i, n., that which is not due , the performance or payment of which is not due : solvere, Dig. 12, 6, 65; Paul. Sent. 4, 3, 4; Gai. Inst. 3, 91 al. —Hence, adv.: indēbĭtē and indēbĭtō , without just cause , unduly (post-class.).
α Form indebite, Dig. 22, 3, 5, § 4.—
β Form indebito, Dig. 12, 6, 25 fin.