English

Noun

fundamental constant ‎(uncountable)

1. (physics) any of a set of physical quantities that play a fundamental role in basic theories
2. (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 - gravtiational constant
• α - fine-structure constant
• m_p, m_n, m_e - masses of the proton, neutron and electron
• k - Boltzman constant
• N_A - Avogrado's number