noun, plural tet·ra·spo·ran·gi·a [te-truh-spaw-ran-jee-uh, -spoh-] /ˌtɛ trə spɔˈræn dʒi ə, -spoʊ-/. Botany.
- a sporangium containing four asexual spores.
noun, plural tet·ra·spo·ran·gi·a [te-truh-spaw-ran-jee-uh, -spoh-] /ˌtɛ trə spɔˈræn dʒi ə, -spoʊ-/. Botany.