electrophorus
/ɪˌlɛkˈtrɑfərəs/
noun
- A device used to generate static electricity by induction, consisting of a metal plate and an insulating handle.
- In the lab, we used an electrophorus to charge a Leyden jar.
- The science teacher demonstrated how an electrophorus can create sparks.
- Benjamin Franklin's experiments with electricity included a simple electrophorus.