(n.) A powerful vegetable alkaloid, found, associated with strychnine, in the seeds of different species of Strychnos, especially in the Nux vomica. It is less powerful than strychnine. Called also brucia and brucina.
(n.) Any one of several kinds of roundish, subterranean fungi, usually of a blackish color. The French truffle (Tuber melanosporum) and the English truffle (T. aestivum) are much esteemed as articles of food.