the principle that at a constant temperature the concentration of a gas dissolved in a fluid with which it does not combine chemically is almost directly proportional to the partial pressure of the gas at the surface of the fluid.
Compare partial pressure.
Origin of Henry's law
1885–90; named after William Henry (1774–1836), English chemist who devised it
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for henry's law
chem the principle that the amount of a gas dissolved at equilibrium in a given quantity of a liquid is proportional to the pressure of the gas in contact with the liquid
Word Origin for Henry's law
C19: named after William Henry (1774–1836), English chemist
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
Medicine definitions for henry's law
[ hĕn′rēz ]
The principle that at equilibrium the amount of gas dissolved in a given volume of liquid is directly proportional to the partial pressure of that gas in the gas phase.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.