Etymograph

English

electrographite

From electro- + graphite.

A compound of electro- + graphite

Ancient Greek ἤλεκτρον ‘amber’

French electrum

French électro-

English electro-

Proto-Indo-European *gerbʰ- ‘to carve’

Proto-Hellenic *grə́pʰō ‘to scratch, cut or carve into’

Ancient Greek γράφω ‘to scratch, cut into’

German Graphit

English graphite

Today it means

noun a synthetic form of graphite made by the electrical heating of some other form of carbon

Language periods are conventional ranges, not dates for this word.

Etymograph / electrographite