'Lilacin' definitions:
- Lilacin \Lil"a*cin\ (l[i^]l"[.a]*s[i^]n), n. (Chem.)
See Syringin.
[1913 Webster]
- Syringin \Sy*rin"gin\, n. (Chem.)
A glucoside found in the bark of the lilac (Syringa) and
extracted as a white crystalline substance; -- formerly
called also lilacin.
[1913 Webster]