Meaning of universal gas constant

u'niver'sal gas' con"stant

Pronunciation: [key]
— Physics. Physics.
  1. a constant, 8.314 joules per degree Kelvin, equal to the product of the pressure and the volume of one gram molecule of an ideal gas divided by the absolute temperature. Symbol: R&hasp;&hasp; Also calledCf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.