zygosporangium

noun, plural zy·go·spo·ran·gi·a [zahy-goh-spaw-ran-jee-uh, -spoh-, zig-oh-] /ˌzaɪ goʊ spɔˈræn dʒi ə, -spoʊ-, ˌzɪg oʊ-/. Mycology.

1. a sporangium that bears a zygospore.