English

hyperregular

From hyper- + regular.

Proto-Indo-European *úp

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

Proto-Hellenic *hupér

Ancient Greek ὑπέρ ‘over’

Proto-Indo-European *h₃reǵ- ‘move in a straight line’

Latin rēgula ‘rule’

Latin rēgulāris ‘continuing rules for guidance’

Anglo-Norman reguler

Middle English reguler

Today it means

adj Having a bounded image over all arguments for every member.

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

Etymograph / hyperregular