Meanings
- geographyAn age from 471.8 ± 1.6 to 464 million years ago, a subdivision of the Ordovician.
Cite this entry
Abereiddian. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Abereiddian
“Abereiddian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Abereiddian. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “Abereiddian,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Abereiddian.
Source: Abereiddian on Wiktionary, CC BY-SA 4.0.