AlkaliWordNet Explorer

any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water

(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight

a toxic colorless flammable liquid organic base with a disagreeable odor; usually derived from coal

a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances

any of several bases that are derivatives of purine

an organic base C3H4N2; a histamine inhibitor

a white crystalline organic base; used mainly in making melamine resins

any of several basic compounds derived from pyrimidine