Examples from the Web for ebonite
To make this action easier a "sole," or metal conductor, is often placed under the ebonite.
The Insulating Table consists of a tin box (exactly like that used for the electrophorus cover), and an ebonite rod about 1¾ in.
To use the electrophorus, the ebonite is given a negative charge by striking it with fur or flannel.The New Gresham Encyclopedia|Various
In a central hole of an ebonite casing is fixed a permanent magnet, M.How it Works|Archibald Williams
If the ebonite is withdrawn without touching the tray, the latter will be found to be unelectrified.