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geometric mean


noun Mathematics.

the mean of n positive numbers obtained by taking the nth root of the product of the numbers: The geometric mean of 6 and 24 is 12.

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Nearby words

geometer, geometric, geometric distribution, geometric isomer, geometric isomerism, geometric mean, geometric pace, geometric progression, geometric ratio, geometric series, geometrical
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for geometric mean

geometric mean


noun

the average value of a set of n integers, terms, or quantities, expressed as the n th root of their productCompare arithmetic mean
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for geometric mean

geometric mean


n.

The nth root, usually the positive nth root, of a product of n factors.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for geometric mean

geometric mean


The positive nth root of the product of a set of n numbers. For example, the geometric mean of 2 X 3 X 6 X 8 is the 4th root of 288, or approximately 4.12.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.