1. any of a genus (Aristolochia) of vines of the birthwort family with brownish or purplish S-shaped flowers: formerly supposed to be of help in childbirth
2. designating a family (Aristolochiaceae, order Aristolochiales) of dicotyledonous plants, shrubs,
and woody vines, including Dutchman's pipe
Webster’s New World College Dictionary, Fourth Edition, compiled by the
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