a. Gelseminic. [ 1913 Webster ]
n. (Chem.) An alkaloid obtained from the yellow jasmine (Gelsemium sempervirens), as a bitter white semicrystalline substance; -- called also
n. (Chem.) Pertaining to, or derived from, the yellow jasmine (Gelsemium sempervirens);
‖n. [ NL., fr. It. gelsomino jasmine. ]