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leptokurtic Syllabification: lep·to·kur·tic
Pronunciation: /ˌleptəˈkərdik/

Entry from US English dictionary

Definition of leptokurtic in English:


(Of a frequency distribution or its graphical representation) having greater kurtosis than the normal distribution; more concentrated about the mean. Compare with platykurtic, mesokurtic.
Example sentences
  • The evidence from House Finches suggests that vagrants are simply the individuals that make up the long tails of leptokurtic frequency distributions typical of data on distances moved by animals.
  • However, all of the fitness and morphological traits they reviewed had distributions of mutant effects more leptokurtic than a normal distribution.
  • The fitness distribution of the MA lines is leptokurtic and skewed to the left.


Pronunciation: /-tōˌkərˈtōsis/
Example sentences
  • In contrast, creek chubs showed little evidence of persistent upstream bias, and their leptokurtosis, while evident in the first three months, showed a decreasing trend with time, vanishing by the fourth month.
  • The population heterogeneity model matched the leptokurtosis, variance, and overall distribution of the movement data.
  • In previous samples, these characters have been shown to exhibit very little directional asymmetry and slight leptokurtosis, as expected of FA.


Early 20th century: from lepto- 'narrow' + Greek kurtos 'bulging' + -ic.

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