/ Dictionary / Index V voice-activated: Meaning and Definition of Find definitions for: voice-ac•ti•vat•ed Pronunciation: (vois'ak"tu-vā"tid), [key] — adj. (of a telephone answering machine or other device) operationally responsive to a human voice. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. voice voice box Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language