/ Dictionary / Index V visual binary: Meaning and Definition of Find definitions for: vis'ual bi'nary Pronunciation: [key] — Astron. Astron. a binary star having components that are sufficiently separated to be resolved by a telescope. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. visual arts visual cortex Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language