the ratio of the number of moles of a given component of a mixture to the total number of moles of all the components.
Words nearby mole fraction
Origin of mole fraction
First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for mole fraction
The ratio of the moles of one component of a system to the total moles of all components present.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.