HIPPURIC ACID Meaning of HIPPURIC ACID in English [ hɪ'pjʊərɪk ]■ noun Biochemistry an organic acid present in the urine of herbivores and other mammals.OriginC19: from Gk hippos 'horse' + ouron 'urine' + -ic . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004