Guai"a*col (?), n. [Guaiacum + -ol.] (Chem.) A colorless liquid, C₇H₈O₂, with a peculiar odor. It is the methyl ether of pyrocatechin, and is obtained by distilling guaiacum from wood-tar creosote, and in other ways. It has been used in treating pulmonary tuberculosis.

Guai"a*col (?), n. [Guaiacum + -ol.] (Chem.) A colorless liquid, C₇H₈O₂, with a peculiar odor. It is the methyl ether of pyrocatechin, and is obtained by distilling guaiacum from wood-tar creosote, and in other ways. It has been used in treating pulmonary tuberculosis.