diacetyls
/daɪˈæsɪtɪlz/
noun
- A plural form of diacetyl; chemical compounds used as flavorings, especially to give a buttery taste.
- Some artificial butter flavorings contain diacetyls.
- The lab tested the popcorn for diacetyls to ensure safe levels.
- Manufacturers have reduced diacetyls in e-cigarette liquids due to health concerns.