|testə|mentərē, -n.trē, -ri adjective
Etymology: Middle English, from Late Latin testamentarius, from Latin testamentum will + -arius -ary
1. : of or relating to a will or testament or the administration of a will
letters testamentary
testamentary witnesses
2. : bequeathed by will : given by or expressed in a testament
testamentary heirlooms
3. : done or appointed by or founded on a testament or will
a testamentary donation