Meanings
proper noun
- astronomyThe period immediately after the Big Bang, typically viewed at around one Planck time, whereby all forces were unified.
Synonyms: Planck era
Synonyms & antonyms
proper nounThe period immediately after the Big Bang, typically viewed at around one Planck time, whereby all forces were unified.
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Cite this entry
APA
Planck epoch. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Planck%20epoch
MLA
“Planck epoch.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Planck%20epoch. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “Planck epoch,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Planck%20epoch.
Source: Planck epoch on Wiktionary, CC BY-SA 4.0.