English
intergeneration
From inter- + generation.
Formed from inter- + generation
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Indo-European *ǵenh₁- ‘to produce, beget’
…
Latin generō ‘to beget’
Latin generātiō ‘a begetting; a generation’
Old French generacion
Middle English generacioun ‘procreation’
English generation
Today it means
adj Between generations.
Language periods are conventional ranges, not dates for this word.
Etymograph / intergeneration