terpolymer

noun
ter·​poly·​mer | \ ˌtər-ˈpä-lə-mər How to pronounce terpolymer (audio) \

Definition of terpolymer

: a polymer (such as a complex resin) that results from copolymerization of three discrete monomers

First Known Use of terpolymer

circa 1947, in the meaning defined above

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