pile·wort /ˈpaɪ(ə)lˌwɚ/
Pile·wort n. Bot. A plant (Ranunculus Ficaria of Linnæus) whose tuberous roots have been used in poultices as a specific for the piles.
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pilewort
n : perennial herb native to Europe but naturalized elsewhere
having heart-shaped leaves and yellow flowers resembling
buttercups; its tuberous roots have been used as a
poultice to relieve piles [syn: lesser celandine, Ranunculus
ficaria]