harmonic mean


noun Statistics.

the mean obtained by taking the reciprocal of the arithmetic mean of the reciprocals of a set of nonzero numbers.

Origin of harmonic mean

First recorded in 1880–85
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British Dictionary definitions for harmonic mean

harmonic mean


noun

the reciprocal of the arithmetic mean of the reciprocals of a set of specified numbers: the harmonic mean of 2, 3, and 4 is 3(1/2 + 1/3 + 1/4) –1 = 3 6/13
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 harmonic mean

harmonic mean

[ här-mŏnĭk ]

n.

The reciprocal of the arithmetic mean of the reciprocals of a specified set of numbers.
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Science definitions for harmonic mean

harmonic mean


The reciprocal of the arithmetic mean of the reciprocals of a specified set of numbers.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.