n.1 a will (esp. last will and testament).
2 (usu. foll. by to) evidence, proof (is testament to his loyalty).
3 Bibl. a a covenant or dispensation. b (Testament) a division of the Christian Bible (see Old Testament, New Testament). c (Testament) a copy of the New Testament.
Etymology: ME f. L testamentum will (as TESTATE): in early Christian L rendering Gk diatheke covenant