Definitions

1. noun

a genus of flowering plants in the family Loganiaceae

“The gelsemium plant is highly toxic and should be handled with care.”

2. noun

a poisonous plant that contains the toxic alkaloid gelsemine

“Gelsemium is often used as a source of the medicine gelsemine.”

3. adjective

relating to or derived from the gelsemium plant

“Gelsemium alkaloids have been found to have medicinal properties.”