D defs.my
Entry 3 senses Webster, 1913

Testamentary

/tĕsˌ-təm-ĕn'-tẽr-ē/ · Tes·ta·men·ta·ry · IPA /tˌɛstəmˈɛntəriː/
01 a. Of or pertaining to a will, or testament; as, letters testamentary.
  1. 1.
    Of or pertaining to a will, or testament; as, letters testamentary.
  2. 2.
    Bequeathed by will; given by testament.
    “How many testamentary charities have been defeated by the negligence or fraud of executors!” Atterbury.
  3. 3.
    Done, appointed by, or founded on, a testament, or will; as, a testamentary guardian of a minor, who may be appointed by the will of a father to act in that capacity until the child becomes of age.