euonymin

Century Dictionary and Cyclopedia

1. n. An uncrystallizable, bitter substance, soluble in alcohol and water, obtained from Euonymus.
2. n. A complex substance precipitated from the tincture of euonymus by adding water.

Wiktionary

1. n. medicine A principle or mixture of principles derived from Euonymus atropurpureus, the spindle tree.

GNU Webster's 1913

1. n. (Med.) A principle or mixture of principles derived from Euonymus atropurpureus, or spindle tree.