jelˈsēmēəm noun
Etymology: New Latin, modification of Italian gelsomino jasmine, from Arabic yāsamīn jasmine — more at jasmine
1. capitalized : a small genus of woody vines (family Loganiaceae) of Asia and the southern U.S. — see yellow jessamine
2. plural gelsemiums -mēəmz or gelsemia -mēə : the root of the yellow jessamine formerly used in medicine