English word sporangium comes from Ancient Greek σπορά, Ancient Greek ἀγγεῖον

Detailed word origin of sporangium

Dictionary entry	Language	Definition
σπορά	Ancient Greek (grc)
ἀγγεῖον	Ancient Greek (grc)
sporangium	Late Latin (LL)
sporangium	English (eng)	(botany, mycology) A case, capsule, or container in which spores are produced by an organism. [From 1821.].