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hydrofining
hydrofluoric acid
hydrofoil
hydroforming
hydrogasification
hydrogel
hydrogen
hydrogen bomb
hydrogen bond
hydrogen bromide
hydrogen carbonate
hydrogen chloride
hydrogen cyanide
hydrogen embrittlement
hydrogen fluoride
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hydrogen bond

hy·dro·gen bond (plural hy·dro·gen bonds)


noun 
Definition:
 
electrostatic chemical bond: an electrostatic interaction between molecules of compounds in which hydrogen atoms are bound to electronegative atoms such as oxygen or nitrogen. The attraction between water molecules due to hydrogen bonds accounts for the relatively high boiling point of water.

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