/ Dictionary / Index S scatter diagram: Meaning and Definition of Find definitions for: scat'ter di"agram Pronunciation: (skat'ur-gram"), [key] — Statistics. Statistics. a graphic representation of bivariate data as a set of points in the plane that have Cartesian coordinates equal to corresponding values of the two variates. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. scatterbrain scattered Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language