|
Definition of Spiral galaxy
1. Noun. A galaxy having a spiral structure; arms containing younger stars spiral out from old stars at the center.
Exact synonyms: Spiral Nebula
Generic synonyms: Extragalactic Nebula, Galaxy
Specialized synonyms: Andromeda Galaxy
Generic synonyms: Extragalactic Nebula, Galaxy
Specialized synonyms: Andromeda Galaxy
Definition of Spiral galaxy
1. Noun. (galaxy) A galaxy having a number of arms of younger stars that spiral out from the centre containing older ones ¹
¹ Source: wiktionary.com