Meanings
noungalactic arm (plural galactic arms)
plural galactic arms
- Synonym of spiral arm.
Synonyms: spiral arm
Synonyms & antonyms
nounSynonym of spiral arm.
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Cite this entry
APA
galactic arm. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/galactic%20arm
MLA
“galactic arm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/galactic%20arm. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “galactic arm,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/galactic%20arm.
Source: galactic arm on Wiktionary, CC BY-SA 4.0.