| berberidaceae | (n) shrubs or herbs, Syn. family Berberidaceae, barberry family |
| berberis | (n) large genus of shrubs of temperate zones of New and Old Worlds, Syn. genus Berberis |
| Berberine | n. (Chem.) An alkaloid obtained, as a bitter, yellow substance, from the root of the barberry, gold thread, and other plants. [ 1913 Webster ] |