English

electrovalency

From electro- + valency.

Ancient Greek ἤλεκτρον ‘amber’

French electrum

French électro-

Proto-Indo-European *h₂welh₁-

…

Proto-Italic *walēō ‘to be strong’

Latin valeō ‘to be well, healthy, sound’

Latin valēns ‘strong, healthy’

Late Latin valentia

Today it means

noun The net electric charge on an ion.

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

Etymograph / electrovalency