mean square


Definition of mean square

: the mean of the squares of a set of values

Examples of mean square in a Sentence

Recent Examples on the Web That meant Square had to create new ways of doing things, including building its own underwriting and customer service arms. Clare Duffy, CNN, "How Square took on a challenge from Amazon — and won," 10 Mar. 2020 But doing that means squaring a triangle of competing interests. Jonathan M. Gitlin, Ars Technica, "New hybrid rules for F1 have teams in a tizzy; Ferrari threatens to quit," 6 Nov. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mean square.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of mean square

circa 1832, in the meaning defined above

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Time Traveler for mean square

Time Traveler

The first known use of mean square was circa 1832

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Cite this Entry

“Mean square.” Dictionary, Merriam-Webster, Accessed 20 Oct. 2020.

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