‖n. [ L., milkwort, fr. Gr. &unr_;; poly`s much + &unr_; milk. ] A genus of bitter herbs or shrubs having eight stamens and a two-celled ovary (as the Seneca snakeroot, the flowering wintergreen, etc.); milkwort. [ 1913 Webster ]
a. Of or pertaining to a natural order of plants (Polygalaceæ) of which Polygala is the type. [ 1913 Webster ]