English
interglaciation
From inter- + glaciation.
Formed from inter- + glaciation
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Latin glaciēs ‘ice’
…
Old French glace ‘ice", also "glass, mirror, radiance’
Middle French glace
French glace ‘ice’
French glaciation
English glaciation
Today it means
noun An interglacial period
Language periods are conventional ranges, not dates for this word.
Etymograph / interglaciation