1. Ill-smelling European herb with rugose leaves and whorls of dark purple flowers
   - black archangel, fetid horehound, stinking horehound, Ballota nigra

Derived forms: black horehounds

Type of: herb, herbaceous plant

Part of: Ballota, genus Ballota

Encyclopedia: Black horehound

• disband
• disbandment
• disbar
• disbarment
• disbelief
• disbelieve
• disbeliever
• disbelieving
• disbelievingly
• disbud
• disburden
• disbursal
• disburse
• disbursement
• disburser
• disc
• disc brake
• disc drive
• disc harrow
• disc pack
• disc space
• disc-jockey
• disc-shaped
• discalceate
• discalced