Pronunciation: ur'ti-ka, er'ti-
Definition: The herb, Urtica dioica (family Urticaceae); a weed, the leaves of which produce a stinging sensation when touching the skin. It has been used as a diuretic and hemostatic in metrorrhagia, epistaxis, and hematemesis.
[L. a nettle, fr. uro, pp. ustus, to burn]
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Examples: glitazone, GI cocktail, etc.