Meanings
- pluralplural of penumbra
Cite this entry
penumbras. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/penumbras
“penumbras.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/penumbras. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “penumbras,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/penumbras.
Source: penumbras on Wiktionary, CC BY-SA 4.0.