noun Physics, Chemistry.
the law that the total pressure exerted by a mixture of gases is equal to the sum of the partial pressures of the gases of the mixture.
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Also called Dalton's law of partial pressures, law of partial pressures.
Origin of Dalton's law
named after J. Dalton
Words nearby Dalton's law
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for Dalton's law
/ (ˈdɔːltənz) /
the principle that the pressure exerted by a mixture of gases in a fixed volume is equal to the sum of the pressures that each gas would exert if it occupied the whole volumeAlso called: Dalton's law of partial pressures
Word Origin for Dalton's law
C19: named after John Dalton
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
Medical definitions for Dalton's law
[ dôl′tənz ]
A principle that each gas in a mixture of gases exerts a pressure proportionately to the percentage of the gas and independently of the presence of the other gases present.law of partial pressures
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.