Pennyroyal Oil — synonyms, definition

1. pennyroyal oil (Noun)

1 synonym
hedeoma oil
2 definitions

pennyroyal oil (Noun) — Oil from European pennyroyal having an odour like mint; used chiefly in soaps.

pennyroyal oil (Noun) — Aromatic oil from American pennyroyal.

1 type of
oil
4 parts of
American pennyroyal Hedeoma pulegioides Mentha pulegium pennyroyal