nordihydroguaiaretic acid
noun
nor·di·hy·dro·guai·a·ret·ic acid
¦nȯ(r)ˌdī¦hīdrō¦g(w)īə¦retik-
: a crystalline derivative [(HO)2C6H3CH2CH(CH3)−]2 of pyrocatechol obtained especially from the creosote bush or made synthetically and used in trace amounts as an antioxidant to prevent rancidity of lard and other fats or oils —abbreviation NDGA
Word History
Etymology
nordihydroguaiaretic from nor- + dihydr- + guaiaretic (in guaiaretic acid C20H24O4) (International Scientific Vocabulary guaia- —from New Latin Guaiacum —+ ret- —from Greek rhētinē resin—+ -ic)