English
interterminal
From inter- + terminal.
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Indo-European *térmn̥ ‘boundary, end’
Proto-Italic *termn̥ ‘boundary stone’
Proto-Italic *term(e)nos ‘boundary stone’
Latin terminus ‘a bound, boundary, limit, end’
Late Latin terminalis ‘pertaining to a boundary or to the end,…’
English terminal
Today it means
adj Between terminals
Language periods are conventional ranges, not dates for this word.
Etymograph / interterminal