English

intraglacial

From intra- + glacial.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁énteros ‘inside, within’

Latin *interus

Latin intrā ‘within’

Latin glaciēs ‘ice’

Latin glaciālis ‘icy, frozen, glacial’

French glacial ‘freezing, ice-cold, very cold’

Today it means

adj Within a glacier

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

Etymograph / intraglacial