1. mefenamic acid a nonsteroidal anti-inflammatory and analgesic drug (trade name Ponstel) used to treat mild pain (especially menstrual cramps)
  2. phenylic acid a toxic white soluble crystalline acidic derivative of benzene; used in manufacturing and as a disinfectant and antiseptic; poisonous if taken internally
  3. formic acid a colorless pungent fuming vesicatory liquid acid HCOOH found naturally in ants and many plants or made catalytically from carbon monoxide and steam; used in finishing textiles and paper and in the manufacture of insecticides and fumigants
  4. vanadic acid any of various oxyacids of vanadium
  5. selenic acid a strong acid (H2SeO4) analogous to sulfuric acid
  6. sulfanilic acid a crystalline acid made from aniline and used as a dye
  7. glutamic acid an amino acid occurring in proteins
  8. muriatic acid a former name for hydrochloric acid
  9. ethanoic acid a colorless pungent liquid widely used in manufacturing plastics and pharmaceuticals
  10. monobasic acid an acid containing only one replaceable hydrogen atom per molecule
  11. benzoic acid a white crystalline solid occurring in many resins
  12. carbamic acid an acid that is known only by virtue of its salts (as ammonium carbamate) or its esters (as urethane)
  13. economic aid money to support a worthy person or cause
  14. manganic acid a dibasic acid found only in solution and in manganate salts
  15. decanoic acid a fatty acid found in animal oils and fats
  16. adenylic acid a nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP
  17. margaric acid a colorless crystalline synthetic fatty acid
  18. fumaric acid a colorless crystalline acid with a fruity taste
  19. maleic acid a colorless crystalline compound found in unripe fruit (such as apples or tomatoes or cherries) and used mainly to make polyester resins
  20. racemic acid the optically inactive form of tartaric acid that is often found in grape juice