fundamental constant

English

Noun

fundamental constant (plural fundamental constants)

(physics) any of a set of physical quantities that play a fundamental role in basic theories
(physics) A physical quantity that is not a function of other constants, such as Π (pi), C (light speed), etc. The smallest common denominators of physics, and the parameters or dimensions for the 'position' of our universe in the multiverse.

See also

C - speed of light in vacuum
h - Planck's constant
G - gravitational constant
α - fine-structure constant
m_p, m_n, m_e - masses of the proton, neutron and electron
k - Boltzmann constant
N_A - Avogadro's number

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