chlo·ro·cresol \| ̷ ̷ ̷ ̷+\noun (-s) Etymology:chlor- + cresol : any of several chlorine derivatives of the cresols; especially: the para derivative Cl(CH3)C6H3OH obtained as colorless crystals by chlorination of meta-cresol and used as an antiseptic and preservative (as for glue and leather)