universal constant

noun

: a physical constant of wide application and frequent occurrence in physical formulas
the speed of light, c, the electronic charge, e, and the Planck constant, h, are universal constants

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“Universal constant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/universal%20constant. Accessed 23 Nov. 2024.

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