leptokurtosisWiktionary 原文构词拆分lepto-前缀thin, fine, narrow, slender · (physics) lepton+kurtosis词根/词干词源说明From lepto- + kurtosis.释义（英文）名词 Noun(statistics) The property of having kurtosis greater than that of a normal distribution; equivalently, having positive excess kurtosis.词族相关词（2）kurtosisleptokurtic