| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| atom bomb |
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| NOUN: | 1. An explosive weapon of great destructive power derived from the rapid release of energy in the fission of heavy atomic nuclei, as of uranium 235. Also called A-bomb, atomic bomb, fission bomb. 2. A bomb deriving its destructive power from the release of nuclear energy.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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