acaciin

\\əˈkās(h)ēə̇n, -shə̇n\ noun (-s)

Etymology: International Scientific Vocabulary acacia (locust) + -in

: a crystalline glycoside C₂₈H₃₂O₁₄ that is found in the leaves of a common No. American locust tree (Robinia pseudoacacia) and that yields acacetin on hydrolysis