- the number of moles of solute per kilogram of solvent.
Origin of molality
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- (not in technical usage) a measure of concentration equal to the number of moles of solute in a thousand grams of solvent
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
- The molal concentration of a solute, usually expressed as the number of moles of solute per 1,000 grams of solvent.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.