OPO'PANAX, noun [Latin ; Gr. juice, and a plant.] A gum-resin 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 roots of an umbelliferous plant of the genus Pastinaca or parsnep, and is brought from Turkey and the East Indies.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI