kurtosis

noun

kur·​to·​sis (ˌ)kər-ˈtō-səs 

: the peakedness or flatness of the graph of a frequency distribution especially with respect to the concentration of values near the mean as compared with the normal distribution

Examples of kurtosis in a Sentence

Recent Examples on the Web

For a coin toss with probability of success p, the skewness and kurtosis both go to infinity when the probability of success is very low. —Vineer Bhansali, Forbes, 23 Jan. 2025

Word History

Etymology

Greek kyrtōsis convexity, from kyrtos convex — more at curve

First Known Use

1905, in the meaning defined above

Rhymes for kurtosis

• cirrhosis
• fibrosis
• gliosis
• hypnosis
• ichthyosis
• ketosis
• lordosis
• meiosis
• miosis
• mitosis
• mycosis
• narcosis