English

hyperthermal

From hyper- + thermal.

Proto-Indo-European *úp

Proto-Indo-European *upér ‘over, above’

Proto-Hellenic *hupér

Ancient Greek ὑπέρ ‘over’

Proto-Indo-European *gʷʰer- ‘to heat, warm’

Ancient Greek θέρμη ‘heat’

New Latin *thermalis

French thermal

Today it means

adj Of, pertaining to, or causing hyperthermia

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

Etymograph / hyperthermal