English

intrabrain

From intra- + brain.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁énteros ‘inside, within’

Latin *interus

Latin intrā ‘within’

Proto-Germanic *bragną

Proto-West Germanic *bragn

Old English bræġn ‘brain’

Middle English brayn ‘brain’

English brain

Today it means

adj Within a brain

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

Etymograph / intrabrain