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hydrated
hydraulic
hydraulic brake
hydraulic coupling
hydraulic press
hydraulic ram
hydraulics
hydrazide
hydrazine
hydrazoic acid
hydric
hydride
hydrilla
hydriodic acid
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hydrazine
hy·dra·zine [ hdrə zn ]


noun 
Definition:
 
highly reactive chemical: a highly reactive colorless liquid or white crystalline solid made from sodium hypochlorite and ammonia. Use: in rocket fuel. H2N.NH2
[Late 19th century. <hydr- + azo-]
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