fundamental constant

British  

noun

1. a physical constant, such as the gravitational constant or speed of light, that plays a fundamental role in physics and chemistry and usually has an accurately known value

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Example Sentences

These quantum phenomena depend on Planck's constant, the fundamental constant of nature that determines how the quantum world differs from our large-scale world, but in a simple way.

From Science Daily

Last year, a large collaboration co-chaired by El-Khadra brought together several teams of researchers—each specializing in one type of virtual particle—and published a ‘consensus’ value for the fundamental constant.

From Scientific American

Questions in biomedicine and the social sciences do not reduce cleanly to the determination of a fundamental constant of nature.

From Nature

Questions in biomedicine and in the social sciences do not reduce so cleanly to the determination of a fundamental constant of nature.

From Nature

Moreover, the technique measures pressure directly, using a fundamental constant of nature, meaning metrologists can derive the pascal without relying on previous measurements of other quantities, such as density, which the manometer depends on.

From Nature