microsporangium

[ mahy-kroh-spaw-ran-jee-uh m, -spoh- ]
/ ˌmaɪ kroʊ spɔˈræn dʒi əm, -spoʊ- /

noun, plural mi·cro·spo·ran·gi·a [mahy-kroh-spaw-ran-jee-uh, -spoh-] /ˌmaɪ kroʊ spɔˈræn dʒi ə, -spoʊ-/. Botany.

a sporangium containing microspores.

Origin of microsporangium

First recorded in 1880–85; micro- + sporangium

Words nearby microsporangium

microspectrophotometry, microspectroscope, microspherocytosis, microsphygmy, microsplenia, microsporangium, microspore, microsporocyte, microsporogenesis, microsporophyll, microsporum

British Dictionary definitions for microsporangium

microsporangium
/ (ˌmaɪkrəʊspɔːˈrændʒɪəm) /

noun plural -gia (-dʒɪə)

the structure in certain spore-bearing plants in which the microspores are formed: corresponds to the pollen sac in seed plants Compare megasporangium

Scientific definitions for microsporangium

microsporangium
[ mī′krō-spə-răn′jē-əm ]

Plural microsporangia

A plant structure in which microspores are formed. The pollen-producing male cones of a pine consist of many microsporangia, where the microspores of the pine develop into pollen grains to be dispersed.