Meanings
- M31-V1: A star, a Cepheid variable in Andromeda Galaxy, Local Group, Local Supercluster, Laniakea, located in the Andromeda constellation; the first variable star discovered outside the Milky Way Galaxy, and first star identified whose distance was unequivocably beyond the confines of the Milky Way.
Synonyms: Hubble's Star, M31-V1
Synonyms & antonyms
proper nounM31-V1: A star, a Cepheid variable in Andromeda Galaxy, Local Group, Local Supercluster, Laniakea, located in the Andromeda constellation; the first variable star discovered outside the Milky Way Galaxy, and first star identified whose distance was unequivocably beyond the confines of the Milky Way.
Origin
From Hubble (“surname”) + variable (“variable star”). From having the variable nature of this star being discovered by Edwin Hubble. From this being a very important star in the history of astronomy, and the discovery made using it by Hubble.
Full word history & related roots →Cite this entry
Hubble's Variable. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Hubble's%20Variable
“Hubble's Variable.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Hubble's%20Variable. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “Hubble's Variable,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Hubble's%20Variable.
Source: Hubble's Variable on Wiktionary, CC BY-SA 4.0.