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hydrogen iodide
hydrogen ion
hydrogen peroxide
hydrogen sulfate
hydrogen sulfide
hydrogen sulfite
hydrogen tartrate
hydrogenase
hydrogenate
hydrogenize
hydrogenolysis
hydrogenous
hydrogeology
hydrography
hydroid
hydrokinetics
hydrolase
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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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