guaiacol

guai·a·col

noun \ˈg(w)ī-ə-ˌkȯl, -ˌkōl\

Definition of GUAIACOL

: a fragrant liquid or solid compound C₇H₈O₂ obtained by distilling guaiacum or from wood-tar creosote or made synthetically and used chiefly as an expectorant and as a local anesthetic