You searched for: “vulcanize
vulcanize (verb), vulcanizes; vulcanized; vulcanizing
To strengthen a material, such as an elastic material, by combining it with sulphur and other additives and then applying heat and pressure: Usable objects, such as tires on cars, the soles of shoes, and rubber balls, have been vulcanised to make them more durable.
This entry is located in the following units: -ize (page 10) volcan-, vulcan- + (page 2)