| The New Dictionary of Cultural Literacy, Third Edition. 2002. |
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| nucleus |
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| plur. nuclei (NOOH-klee-eye) | 1 |
| The small, dense center of the atom. The nucleus is composed of protons and neutrons and has a positive electrical charge. | 2 |
| ‡ Nuclear physics deals with the composition and structure of the nucleus. | 3 |
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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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