Definition of Spiral nebula

1. Noun. A galaxy having a spiral structure; arms containing younger stars spiral out from old stars at the center.

Exact synonyms: Spiral Galaxy
Generic synonyms: Extragalactic Nebula, Galaxy
Specialized synonyms: Andromeda Galaxy

Definition of Spiral nebula

1. Noun. (astronomy) a spiral-shaped nebula ¹

2. Noun. (astronomy obsolete) a spiral-shaped white nebula; these were generally determined to be spiral galaxies in the 20th century ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Spiral Nebula

spiral dance
spiral fold of cystic duct
spiral foraminous tract
spiral fracture
spiral galaxies
spiral galaxy
spiral ganglion
spiral ganglion of cochlea
spiral groove
spiral hyphae
spiral joint
spiral lamina
spiral ligament of cochlea
spiral line
spiral membrane
spiral nebula (current term)
spiral of Archimedes
spiral organ
spiral plate
spiral prominence
spiral ratchet screwdriver
spiral septum
spiral spring
spiral staircase
spiral staircases
spiral suture
spiral tip catheter
spiral tubule

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