| Naphthoquinone (n.) A yellow crystalline substance, C10H6O2, analogous to quinone, obtained by oxidizing naphthalene with chromic acid. Thesaurus Entries adermin, aneurin, antiberi-beri factor, axerophthol, biotin, carotene, cholecalciferol, choline, cobalamin, cryptoxanthin, cyanocobalamin, ergocalciferol, folic acid, hepatoflavin, inositol, lactoflavin, menadione, naphthoquinone, niacin, nicotinic acid, ovoflavin, pyridoxine, tocopherol, vitamin, vitamin B, vitamin Bc, vitamin D, vitamin G, vitamin H, vitamin K, vitamin M |