Meanings
- pluralplural of sunspot number
Cite this entry
sunspot numbers. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sunspot%20numbers
“sunspot numbers.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sunspot%20numbers. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “sunspot numbers,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sunspot%20numbers.
Source: sunspot numbers on Wiktionary, CC BY-SA 4.0.