/ Dictionary / Index T testatrix: Meaning and Definition of Find definitions for: tes•ta•trix Pronunciation: (te-stā'triks), [key] — pl. tes•ta•tri•ces a woman who makes a will. a woman who has died leaving a valid will. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: testatrix (Thesaurus) testator test ban Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language