leptokurtosis

[/ˌlɛp.toʊ.kɜrˈtoʊ.sɪs/]
nounpl: leptokurtoses
leptocurtose
1. A statistical property of a probability distribution characterized by a kurtosis value greater than that of a normal distribution, indicating heavier tails and a sharper peak (positive excess kurtosis)
The financial returns data exhibited leptokurtosis, suggesting a higher probability of extreme events than predicted by a normal distribution.
Os dados de retornos financeiros exibiram leptocurtose, sugerindo uma probabilidade mais alta de eventos extremos do que predito por uma distribuição normal.
2. The condition of having excess kurtosis, where outliers and tail events are more frequent than in a mesokurtic distribution
Leptokurtosis in market data indicates fat tails and potential for sudden price movements.
A leptocurtose nos dados de mercado indica caudas gordas e potencial para movimentos abruptos de preço.
Leptokurtosis is primarily a technical term used in statistics, finance, and risk management. It gained prominence in discussions of financial market risk following the 2008 financial crisis, as it describes distributions with extreme tail behavior. The term is used similarly in both Brazilian Portuguese and European Portuguese academic contexts, though it remains specialized vocabulary rarely encountered outside technical or academic settings.
Synonyms / Sinônimos
positive excess kurtosisheavy-tailednessleptokurtic distribution
Antonyms / Antônimos
platykurtosisnegative excess kurtosis

Regional Variations

General Brazilian
leptocurtose
Standard technical term used in statistics and finance
Portugal
leptocurtose
Same technical term; less commonly discussed in casual contexts
USA/International English
leptokurtosis
Standard academic and professional terminology in statistics

Related Words

kurtosisexcess kurtosismesokurtosisplatykurtosisfat tailsskewnessdistributionnormal distribution
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →