botogenin
noun
bo·tog·e·nin
bōˈtäjənə̇n,
ˌbätəˈjenə̇n
plural -s
: a crystalline steroidal sapogenin C27H40O4 obtained from a yam (Dioscorea mexicana)
Word History
Etymology
boto- (perhaps irregular from Spanish batata sweet potato) + -genin