English

hyperoctant

From hyper- + octant.

Proto-Indo-European *úp

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

Proto-Hellenic *hupér

Ancient Greek ὑπέρ ‘over’

Latin octāns ‘a measuring instrument, possibly similar to…’

Today it means

noun Synonym of orthant.

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

Etymograph / hyperoctant