English

intercortical

From inter- + cortical.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

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

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

Latin cortex ‘bark’

Today it means

adj Between cortexes.

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

Etymograph / intercortical