plasticizer
/ˈplæstɪˌsaɪzər/
noun
- A substance added to a material (especially plastic or concrete) to make it softer, more flexible, or easier to work with.
- Some plasticizers used in toys have been banned due to health concerns.
- The factory added a plasticizer to the PVC to make it flexible enough for garden hoses.
- Without a plasticizer, the concrete would be too stiff to pour into the mold.
Synonyms