diacetate
/ˌdaɪˈæsɪteɪt/Definitions
1. noun
A diester, particularly one derived from acetic acid, or a diester used as a solvent or plasticizer in the manufacture of plastics.
“The chemist studied the properties of diacetate in various polymers.”
2. verb
To treat with acetic anhydride to form a diester.
“The researcher diacetated the sample to analyze its chemical composition.”