mean proportional
noun Mathematics.
(between two numbers a and b) a number x for which a/x = x/b: The number 3 is a mean proportional between 1 and 9.
Origin of mean proportional
First recorded in 1565–75
Words nearby mean proportional
mean lethal dose,
mean life,
mean line,
mean noon,
mean planet,
mean proportional,
mean sea level,
mean solar day,
mean solar time,
mean square,
mean square deviation