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hydrogen bomb
hydrogen bomb definition
☆ hydrogen bomb
an extremely destructive nuclear bomb in which an initial atomic bomb explosion creates the necessary intense heat and pressure to start a nuclear fusion explosion of the heavy isotopes of hydrogen (deuterium and tritium); H-bomb
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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