noun
erect hairy branching American herb having purple-blue flowers; yields an essential oil used as an insect repellent and sometimes in folk medicine
• Syn: ↑pennyroyal, ↑Hedeoma pulegioides
• Hypernyms: ↑herb, ↑herbaceous plant
• Member Holonyms: ↑Hedeoma, ↑genus Hedeoma
• Substance Meronyms: ↑pennyroyal oil, ↑hedeoma oil
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nounsee pennyroyal
Useful english dictionary. 2012.