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hydraulic ram
hydraulics
hydrazide
hydrazine
hydrazoic acid
hydric
hydride
hydrilla
hydriodic acid
hydro
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hydrastine

hy·dras·tine [ hī drá stn, hī drástin ]


noun 
Definition:
 
poisonous plant extract used medicinally: a poisonous white substance. Source: roots of the goldenseal plant. Use: formerly, to stop hemorrhaging, shrink the uterus, reduce inflammation of mucous membranes. C21H21NO6

[Mid-19th century. < modern Latin Hydrastis, plant genus name <hydro-]
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