Wartwort \Wart"wort`\, n. (Bot.) A name given to several plants because they were thought to be a cure for warts, as a kind of spurge ({Euphorbia Helioscopia}), and the nipplewort ({Lampsana communis}). Nipplewort \Nip"ple*wort`\, n. (Bot.) A yellow-flowered composite herb ({Lampsana communis}), formerly used as an external application to the nipples of women; -- called also {dock-cress}.