universal gas constant

American  

noun

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. R

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universal gas constant British  

noun

1. another name for gas constant

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Example Sentences

The next time you hear Alex Trebek say, “This letter is known as the ‘ideal’ or ‘universal’ gas constant,” your response is, “What is R?”

From New York Times