Meanings
noun
- pluralplural of arc-second
Cite this entry
APA
arc-seconds. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/arc-seconds
MLA
“arc-seconds.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/arc-seconds. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “arc-seconds,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/arc-seconds.
Source: arc-seconds on Wiktionary, CC BY-SA 4.0.