Chrysene
Pronunciation : Chry"sene
Part of Speech : n.
Etymology : [Gr. (Chem.)
Definition : Defn: One of the higher aromatic hydrocarbons of coal tar, allied to napthalene and anthracene. It is a white crystalline substance, C18H12, of strong blue fluorescence, but generally colored yellow by impurities.
Source : Webster's Unabridged Dictionary, 1913