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hydroelectric
hydrofining
hydrofluoric acid
hydrofoil
hydroforming
hydrogasification
hydrogel
hydrogen
hydrogen bomb
hydrogen bond
hydrogen bromide
hydrogen carbonate
hydrogen chloride
hydrogen cyanide
hydrogen embrittlement
hydrogen fluoride
hydrogen iodide
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hydrogen bomb
hy·dro·gen bomb (plural hy·dro·gen bombs)


noun 
Definition:
 
extremely potent nuclear weapon: an explosive weapon of mass destruction in which huge amounts of energy are released by the fusion of hydrogen nuclei
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