Definition of hydrogen bomb in English:

hydrogen bomb

Syllabification: hy·dro·gen bomb

noun

An immensely powerful bomb whose destructive power comes from the rapid release of energy during the nuclear fusion of isotopes of hydrogen (deuterium and tritium), using an atom bomb as a trigger. Compare with atom bomb.
More example sentences
  • The atom bomb, the hydrogen bomb, and ballistic missiles had all been ‘perfected.’
  • The atomic bomb was superseded in the 1950s by the hydrogen bomb, the potential power of which was at least ten times that of its predecessor.
  • A hydrogen bomb is triggered by an atomic bomb, and so could only be developed by countries that already had an atomic weapon capability.

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