English

electrophysics

From electro- + physics.

Ancient Greek ἤλεκτρον ‘amber’

French electrum

French électro-

Proto-Indo-European *bʰuH- ‘to become, grow’

…

Latin physica ‘study of nature’

Old French fisike ‘natural science’

Middle English phisik

English physic

Today it means

noun The study of the physics of electrical phenomena, such as the those relating to fusion, electromagnets, etc

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

Etymograph / electrophysics