leptokurtic

American

[lep-tuh-kur-tik] / ˌlɛp təˈkɜr tɪk /

adjective

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.

leptokurtic British

/ ˌlɛptəʊˈkɜːtɪk /

adjective

statistics (of a distribution) having kurtosis B2 greater than 3, more heavily concentrated about the mean than a normal distribution Compare platykurtic mesokurtic

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of leptokurtic

1900–05; lepto- + irregular transliteration of Greek kyrt ( ós ) swelling + -ic

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023