English

inter-rayon

inter- + rayon

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

French rayon ‘a beam of light, ray’

English rayon

Today it means

adj Between raions.

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

Etymograph / inter-rayon