noun
ill-smelling European herb with rugose leaves and whorls of dark purple flowers
• Syn: ↑black horehound, ↑black archangel, ↑fetid horehound, ↑stinking horehound
• Hypernyms: ↑herb, ↑herbaceous plant
• Member Holonyms: ↑Ballota, ↑genus Ballota
Useful english dictionary. 2012.