/ Dictionary / Index S systematic error: Meaning and Definition of Find definitions for: sys'temat'ic er'ror Pronunciation: [key] — Statistics. Statistics. a persistent error that cannot be attributed to chance. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. systematic systematic phoneme Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language