English

inferoseptum

From infero- + septum.

Proto-Indo-European *(H)n̥dʰér-o-s

Proto-Italic *enðeros ‘low’

Latin inferus ‘lower’

Latin saepiō ‘to surround, to enclose’

Latin saeptum ‘enclosure, wall, fence’

Today it means

noun The lower cardiac septum

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

Etymograph / inferoseptum