geometric mean

noun

Definition of geometric mean

: the nth root of the product of n numbers specifically : a number that is the second term of three consecutive terms of a geometric progression the geometric mean of 9 and 4 is 6

Examples of geometric mean in a Sentence

Recent Examples on the Web In the study, participants had neutralizing antibodies, measured in a unit called a geometric mean titer, of 224 to 354, on day 29 after their first vaccine dose; those levels reached 288 to 488 by day 57. Matthew Herper, STAT, 13 Jan. 2021 When attempting to conglomerate all test results into a single geometric mean, Larabel found that the distribution's results were, on average, 14% faster than the slowest distributions tested (CentOS 8 and Ubuntu 18.04.3). Jim Salter, Ars Technica, 17 Feb. 2020

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

First Known Use of geometric mean

1879, in the meaning defined above

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Time Traveler for geometric mean

Time Traveler

The first known use of geometric mean was in 1879

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Dictionary Entries Near geometric mean

geometric lathe

geometric mean

geometric plane

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Statistics for geometric mean

Cite this Entry

“Geometric mean.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geometric%20mean. Accessed 5 Dec. 2021.

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More from Merriam-Webster on geometric mean

Britannica.com: Encyclopedia article about geometric mean

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