ˈ ̷ ̷ˌ ̷ ̷ noun
1. : an Australian shrub ( Wrightia saligna ) of the family Apocynaceae
2. : a southern African spurge ( Euphorbia tirucalli ) that resembles a cactus and has milky juice which is used locally to treat syphilis
3. West Indies : a shrub ( Rauwolfia tetraphylla ) with milky juice