释义 |
tri·acid I. \“+\ adjective Etymology: International Scientific Vocabulary tri- + acid, adjective 1. : able to react with three molecules of a monobasic acid or one of a tribasic acid to form a salt or ester — used especially of bases 2. : containing three hydrogen atoms replaceable by basic atoms or radicals — used especially of acid salts II. noun : an acid (as phosphoric acid or citric acid) having three acid hydrogen atoms |