- A dark oily liquid with a strong smell, obtained by distillation of coal tar and used as a wood preservative and disinfectant.
- A similar liquid obtained from the distillation of certain resinous woods, especially guaiacum officinale.
Early 19th century: from greek kreas "flesh" + sōtēr "savior" (because of its medicinal properties), on the pattern of compounds such as antiseptic.
- Creosote is a widely used wood preservative that protects against rot and insects.
- The smell of creosote was overwhelming as they passed by the railway ties.
- The creosote was used to treat skin diseases and other medical conditions.
- The creosote was applied to the wooden posts to prevent decay.
- The chemical composition of creosote includes phenols, cresols, and xylenols.