Planck frequency

noun

A repeating event that occurs once every Planck time, with a frequency of F_p=1/(2π)√((c⁵)/(hbar G))=E_P/h≈2.952×10⁴² mbox Hz. this frequency is said to be the upper bound for the frequency of an electromagnetic ray or cosmic rays.

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Meanings

nounPlanck frequency (plural Planck frequencies)

plural Planck frequencies

  1. natural sciencesA repeating event that occurs once every Planck time, with a frequency of F_p=1/(2π)√((c⁵)/(hbar G))=E_P/h≈2.952×10⁴² mbox Hz. this frequency is said to be the upper bound for the frequency of an electromagnetic ray or cosmic rays.
Cite this entry
APA

Planck frequency. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Planck%20frequency

MLA

“Planck frequency.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Planck%20frequency. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Planck frequency,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Planck%20frequency.

Source: Planck frequency on Wiktionary, CC BY-SA 4.0.