Meanings
nounPlanck density (plural Planck densities)
plural Planck densities
- natural sciencesThe unit of density in the system of Planck units, equal to one Planck mass in one Planck volume.
Cite this entry
APA
Planck density. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Planck%20density
MLA
“Planck density.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Planck%20density. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “Planck density,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Planck%20density.
Source: Planck density on Wiktionary, CC BY-SA 4.0.