Etymograph

English

electrodensity

From electro- + density.

Formed from electro- + density

Ancient Greek ἤλεκτρον ‘amber’

French electrum

French électro-

English electro-

Middle French densité

English density

Today it means

noun The density of an electromicrograph image

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

Etymograph / electrodensity