creosol n 1: a colorless to yellow aromatic liquid that is a constituent of creosote
Creosol \Cre"o*sol\ (kr[=e]"[-o]*s[=o]l), n. [Creosote + phenol.] (Chem.) A colorless liquid resembling phenol or carbolic acid, homologous with pyrocatechin, and obtained from beechwood tar and gum guaiacum. [Written also {creasol}.] [1913 Webster]