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H-bomb

Definitions of H-bomb
  1. noun
    a nuclear weapon that releases atomic energy by union of light (hydrogen) nuclei at high temperatures to form helium
    synonyms: fusion bomb, hydrogen bomb, thermonuclear bomb
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    type of:
    bomb
    an explosive device fused to explode under specific conditions
    atomic weapon, nuclear weapon
    a weapon of mass destruction whose explosive power derives from a nuclear reaction
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