TESTATE
testate
(adjective) having made a legally valid will before death
testator, testate
(noun) a person who makes a will
Source: WordNet® 3.1
Etymology 1
Adjective
testate (not comparable)
(legal) having left a legally valid last will and testament (of one who has died).
Noun
testate (plural testates)
(legal) one who has left a valid will and testament
Etymology 2
Adjective
testate (not comparable)
(zoology) Having a test (external calciferous shell or endoskeleton)
Source: Wiktionary
Tes"tate, a. Etym: [L. testatus, p.p. of testari. See Testament.]
(Law)
Definition: Having made and left a will; as, a person is said to die
testate. Ayliffe.
Tes"tate, n. (Law)
Definition: One who leaves a valid will at death; a testate person. [R.]
Source: Webster’s Unabridged Dictionary 1913 Edition