ebonite
/ˈɛbənaɪt/
noun
- A hard, black material made by treating rubber with sulfur, used for things like electrical insulators, combs, and buttons.
- The old telephone was made of shiny ebonite.
- Ebonite is often used for bowling balls because it is very durable.
- The museum displayed a collection of 19th-century ebonite jewelry.
Synonyms