Try Our Apps
Dictionary.com

follow Dictionary.com

2017 Word of the Year

mean proportional

noun, Mathematics.
1.
(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
1565-1575
First recorded in 1565-75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for mean proportional
Historical Examples

Word of the Day

Nearby words for mean proportional

Word Value for mean

6
8
Scrabble Words With Friends