/ Dictionary / Index L leptokurtic: Meaning and Definition of Find definitions for: lep•to•kurt•ic Pronunciation: (lep"tu-kûr'tik), [key] — adj. Statistics. (of a frequency distribution) being more concentrated about the mean than the corresponding normal distribution. (of a frequency distribution curve) having a high, narrow concentration about the mode. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. leptodactylous leptokurtosis Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language