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leptokurtic

[lep-tuh-kur-tik] /ˌlɛp təˈkɜr tɪk/
adjective, Statistics.
1.
(of a frequency distribution) being more concentrated about the mean than the corresponding normal distribution.
2.
(of a frequency distribution curve) having a high, narrow concentration about the mode.
Compare platykurtic.
See also kurtosis.
Origin of leptokurtic
1900-1905
1900-05; lepto- + irregular transliteration of Greek kyrt(ós) swelling + -ic
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Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for leptokurtic

leptokurtic

/ˌlɛptəʊˈkɜːtɪk/
adjective
1.
(statistics) (of a distribution) having kurtosis B2 greater than 3, more heavily concentrated about the mean than a normal distribution Compare platykurtic, mesokurtic
Word Origin
C20: from lepto- + Greek kurtos arched, bulging + -ic
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
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