English

electrocortical

From electro- + cortical.

Ancient Greek ἤλεκτρον ‘amber’

French electrum

French électro-

Proto-Indo-European *(s)kert- ‘to cut’

Proto-Indo-European *(s)kort-ek-s

Latin cortex ‘bark’

Today it means

adj Of or relating to the electrical activity of the cerebral cortex

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

Etymograph / electrocortical