English
intercool
From inter- + cool.
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Indo-European *gel- ‘to be cold, to freeze’
…
Proto-Germanic *kōluz ‘cool’
Proto-West Germanic *kōl(ī)
Old English cōl ‘cool, cold, calm’
Middle English cool
English cool
Today it means
verb To cool by means of an intercooler.
Language periods are conventional ranges, not dates for this word.
Etymograph / intercool