tantundem (tantumdem) subst. neut. of tantus+-dem, just so much, just as much, the same amount: magistratibus tantundem detur in cellam, quantum semper datum est: fossam duxit, ut eius solum tantundem pateret, quantum, etc., Cs.: Dum ex parvo nobis tantundem haurire relinquas, H.

—Acc adverb., to the same extent, just so much, just as far: erat vallus in altitudinem pedum decem

— tantundem eius valli agger in latitudinem patebat, Cs.: Tantundem omnia sentiens, quam si, etc., Ct.: Non tamen interpres tantundem iuveris, H.

—In genit. of price, of just the same value, worth precisely as much: tantidem emptam postulat sibi tradier, T.: voluntatem decurionum tantidem, quanti fidem suam, fecit.