homoscedasticity

1 of 2

noun

ho·​mo·​sce·​das·​tic·​i·​ty ˌhō-mō-si-ˌda-ˈsti-sə-tē How to pronounce homoscedasticity (audio)
ˌhä-
: the property of having equal statistical variances
homoscedastic adjective

homoscedastic

2 of 2

adjective

homo·​sce·​das·​tic pronunciation at homo- +s(k)ə̇¦dastik How to pronounce homoscedastic (audio)
: having equal standard deviations
homoscedastic statistical distributions
homoscedasticity noun
plural -es

Word History

Etymology

Noun

hom- + Greek skedastikos able to disperse, from skedannynai to disperse

Adjective

hom- + Late Greek skedastikos able to scatter, from Greek skedastos capable of being scattered (from skedannynai to scatter) + -ikos -ic

First Known Use

Noun

1905, in the meaning defined above

Time Traveler
The first known use of homoscedasticity was in 1905

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Cite this Entry

“Homoscedasticity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/homoscedasticity. Accessed 28 Jun. 2026.

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