Ligustrin
Pronunciation : Li*gus"trin
Part of Speech : n.
Definition : Defn: A bitter principle found in the bark of the privet (Ligustrum vulgare), and extracted as a white crystalline substance with a warm, bitter taste; -- called also ligustron.
(Chem.)
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder