{ Pa*tchou"li, Pa*tchou"ly } (?), n. [CF. F. patchouli; prob. of East Indian origin.] 1. (Bot.) A mintlike plant (Pogostemon Patchouli) of the East Indies, yielding an essential oil from which a highly valued perfume is made.

2. The perfume made from this plant.

Patchouly camphor(Chem.), a substance homologous with and resembling borneol, found in patchouly oil.