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Definition of Spiral Galaxy in English :

Define Spiral Galaxy in English

Spiral Galaxy meaning in English

Meaning of Spiral Galaxy in English

Pronunciation of Spiral Galaxy in English

Spiral Galaxy pronunciation in English

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Spiral Galaxy

see synonyms of spiral galaxy

Noun

1. spiral galaxy, spiral nebula

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

WordNet Lexical Database for English. Princeton University. 2010.

Spiral Galaxy

see synonyms of spiral galaxy
noun
a galaxy consisting of an ellipsoidal nucleus of old stars from opposite sides of which arms, containing younger stars, spiral outwards around the nucleus. In a barred spiral, the arms originate at the ends of a bar-shaped nucleus

Collins English Dictionary. Copyright © HarperCollins Publishers

Spiral Galaxy

see synonyms of spiral galaxy
a galaxy having the visible form of a spiral
: also spiral nebula

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Spiral Galaxy

see synonyms of spiral galaxy
n.
A galaxy consisting of a rotating flattened disk with a central bulge made up mostly of old stars, from which extend two or more spiral arms made up mostly of younger stars and large amounts of interstellar gas and dust.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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