geometric mean

geometric mean (plural geometric means)

1. (mathematics) A measure of central tendency of a set of n values computed by extracting the nth root of the product of the values.

   The geometric mean of 2, 4 and 1 is ${\displaystyle {\sqrt[{3}]{2\times 4\times 1}}}$ = 2

• measure of central tendency

• arithmetic mean
• harmonic mean
• quadratic mean