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