from the GNU version of the Collaborative International Dictionary of English
- adj. Gilded by means of voltaic electricity.
Sorry, no etymologies found.
They are electro-gilt -- that is, the gilding is fixed on them by means of a bath through which an electric current passes.
He got down from Sydney, too, a quantity of showy electro-gilt jewellery and fancy beads, with common knives, pistols, guns, and hatchets for presents, saying to me that a showy present would work our way better with a savage chief than a great deal of fighting, and he proved to be quite right in all he said.