Etymograph

English

hypnosporangium

hypno- + sporangium

Formed from hypno- + sporangium

Proto-Indo-European *supnós ‘sleep’

Proto-Hellenic *húpnos

Ancient Greek ὕπνος ‘sleep’

English hypno-

Late Latin sporangium

English sporangium

Today it means

noun A sporangium containing hypnospores.

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

Etymograph / hypnosporangium