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molality

[moh-lal-i-tee]
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noun, plural mo·lal·i·ties. Chemistry.
  1. the number of moles of solute per kilogram of solvent.
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Origin of molality

First recorded in 1920–25; molal + -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for molality

molality

noun plural -ties
  1. (not in technical usage) a measure of concentration equal to the number of moles of solute in a thousand grams of solvent
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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

molality in Medicine

molality

(mō-lălĭ-tē)
n.
  1. The molal concentration of a solute, usually expressed as the number of moles of solute per 1,000 grams of solvent.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.