stevioside
noun
ste·vi·o·side
ˈstēvēəˌsīd
plural -s
: a hygroscopic crystalline intensely sweet glucoside C38H60O18 obtained from the leaves of a Paraguayan shrub (Stevia rebaudiana)
Word History
Etymology
New Latin Stevia (genus name of Stevia rebaudiana) + English -oside