/ Dictionary / Index L lognormal distribution: Meaning and Definition of Find definitions for: log•nor'mal distribu'tion Pronunciation: (lôg-nôr'mul, log-), [key] — Math. Math. a distribution of a random variable for which the logarithm of the variable has a normal distribution. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. log-log logo Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language