Organ containing or producing spores

Wiktionary Word definitions in Wiktionary
n. (context botany mycology English) A case, capsule, or container in which spores are produced by an organism. (From 1821.)

Wikipedia Word definitions in Wikipedia
A sporangium (pl., sporangia ) (modern Latin, from Greek σπόρος (sporos) ‘spore’ + αγγείον (angeion) ‘vessel’) is an enclosure in which spores are formed. It can be composed of a single cell or can be multicellular. All plants , fungi , and many other lineages ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
"a case containing spores," 1821, Modern Latin (plural sporangia ), from Greek spora "spore" (see spore ) + angeion "vessel" (see angio- ).

WordNet Word definitions in WordNet
n. organ containing or producing spores [syn: spore case , spore sac ] [also: sporangia (pl)]

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Sporangium \Spo*ran"gi*um\ (sp[-o]*r[a^]n"j[i^]*[u^]m), n.; pl. Sporangia (sp[-o]*r[a^]n"j[i^]*[.a]). [NL., fr. Gr. ? a sowing, seed + ? a receptacle.] (Bot.) A spore case in the cryptogamous plants, as in ferns, etc.