naphthoquinone
/ˌnæfθoʊˈkwɪnoʊn/
noun
- A yellow or orange chemical compound used in making dyes and vitamins.
- Naphthoquinone is an important ingredient in some synthetic dyes.
- The lab technician handled naphthoquinone carefully because it can irritate the skin.
- Scientists study naphthoquinone for its role in producing vitamin K.