| The New Dictionary of Cultural Literacy, Third Edition. 2002. |
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| galaxy |
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| A large, self-contained mass of stars. | 1 |
| A common form for galaxies is a bright center with spiral arms radiating outward. | 2 |
| The universe contains billions of galaxies. | 3 |
| The sun belongs to the galaxy called the Milky Way. | 4 |
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| | | The New Dictionary of Cultural Literacy, Third Edition. Edited by E.D. Hirsch, Jr., Joseph F. Kett, and James Trefil. Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
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