Boyle's law

noun Thermodynamics.

the principle that, for relatively low pressures, the pressure of an ideal gas kept at constant temperature varies inversely with the volume of the gas.

Origin of Boyle's law

named after R. Boyle

Also called Mariotte's law. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for boyle's law

Boyle's law


the principle that the pressure of a gas varies inversely with its volume at constant temperature

Word Origin for Boyle's law

C18: named after Robert Boyle

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

Word Origin and History for boyle's law

Boyle's law

named for Irish-born chemist and physicist Robert Boyle (1627-1691), who first published it in 1662.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for boyle's law

Boyle's law

[ boilz ]


The principle that at a constant temperature the volume of a confined ideal gas varies inversely with its pressure.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for boyle's law

Boyle's law

[ boilz ]

The principle that the volume of a given mass of an ideal gas is inversely proportional to its pressure, as long as temperature remains constant. Boyle's law is a subcase of the ideal gas law. Compare Charles's law.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.