pyrene
Py"rene, n. Etym: [Gr. (Chem.) Defn: One of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C16H10. Py"rene, n. (Bot.) Defn: Same as Pyrena.
Py"rene, n. Etym: [Gr. (Chem.) Defn: One of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C16H10. Py"rene, n. (Bot.) Defn: Same as Pyrena.