English

hypocycloid

From hypo- (“below or inside”) + cycloid.

A compound of hypo- ‘below or inside’ + cycloid

Proto-Indo-European *upó ‘under, below’

Ancient Greek ὑπό ‘under’

English hypo-

Today it means

noun Synonym of epicycloid.

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

Etymograph / hypocycloid