English

extraparietal

From extra- + parietal.

Proto-Indo-European *h₁éǵʰs ‘out’

Proto-Indo-European *h₁eǵʰsteros

Proto-Italic *eksteros

Latin exter ‘being on the outside’

Latin extrā ‘outside, except, beyond’

Latin pariēs ‘wall’

Latin parietālis

Today it means

adj Outside of the paries or wall of an organ.

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

Etymograph / extraparietal