Emily Dickinson Lexicon

O-PO'PA-NAX, a. [L.; Gr. οπος, juice, and παναξ, a plant.]

An inspissated juice of a tolerably firm texture, brought in loose granules or drops, sometimes in larger masses. This substance on the outside is of a brownish red color, with specks of white, and within of a dusky yellow or whitish color. It has a strong smell and an acrid taste. It is obtained from the root of an umbelliferous plant, the Opopanax Chironium, and is brought from Turkey and the East Indies. Encyc. Parr.